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<h2 class="title"><a name="dynindex-sysvar"></a>System Variable Index</h2>

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<a name="sysvar-index-A"></a><h3 class="title">A</h3>
<p>[<a class="link" href="dynindex-sysvar.html#sysvar-index-top">index top</a>]</p><dl><dt></dt><dd></dd></dl>
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<div class="indexdiv">
<h3 class="title">activate_all_roles_on_login</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#set-role" title="13.7.1.11 SET ROLE Syntax">Section 13.7.1.11, “SET ROLE Syntax”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#show-grants" title="13.7.6.21 SHOW GRANTS Syntax">Section 13.7.6.21, “SHOW GRANTS Syntax”</a></dt><dd></dd><dt><a class="xref" href="security.html#roles" title="6.3.4 Using Roles">Section 6.3.4, “Using Roles”</a></dt><dd></dd></dl>
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<div class="indexdiv">
<h3 class="title">audit_log_buffer_size</h3>
<dl><dt><a class="xref" href="security.html#audit-log-logging-control" title="6.5.5.5 Audit Log Logging Control">Section 6.5.5.5, “Audit Log Logging Control”</a></dt><dd></dd><dt><a class="xref" href="security.html#audit-log-options-variables" title="6.5.5.8.4 Audit Log Options and Variables">Section 6.5.5.8.4, “Audit Log Options and Variables”</a></dt><dd></dd><dt><a class="xref" href="security.html#audit-log-status-variables" title="6.5.5.8.5 Audit Log Status Variables">Section 6.5.5.8.5, “Audit Log Status Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">audit_log_compression</h3>
<dl><dt><a class="xref" href="security.html#audit-log-logging-control" title="6.5.5.5 Audit Log Logging Control">Section 6.5.5.5, “Audit Log Logging Control”</a></dt><dd></dd><dt><a class="xref" href="security.html#audit-log-options-variables" title="6.5.5.8.4 Audit Log Options and Variables">Section 6.5.5.8.4, “Audit Log Options and Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">audit_log_connection_policy</h3>
<dl><dt><a class="xref" href="security.html#audit-log-options-variables" title="6.5.5.8.4 Audit Log Options and Variables">Section 6.5.5.8.4, “Audit Log Options and Variables”</a></dt><dd></dd><dt><a class="xref" href="security.html#audit-log-legacy-filtering" title="6.5.5.7 Legacy Mode Audit Log Filtering">Section 6.5.5.7, “Legacy Mode Audit Log Filtering”</a></dt><dd></dd><dt><a class="xref" href="security.html#audit-log-filter-definitions" title="6.5.5.6.2 Writing Audit Log Filter Definitions">Section 6.5.5.6.2, “Writing Audit Log Filter Definitions”</a></dt><dd></dd></dl>
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<div class="indexdiv">
<h3 class="title">audit_log_current_session</h3>
<dl><dt><a class="xref" href="security.html#audit-log-options-variables" title="6.5.5.8.4 Audit Log Options and Variables">Section 6.5.5.8.4, “Audit Log Options and Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">audit_log_encryption</h3>
<dl><dt><a class="xref" href="security.html#audit-log-logging-control" title="6.5.5.5 Audit Log Logging Control">Section 6.5.5.5, “Audit Log Logging Control”</a></dt><dd></dd><dt><a class="xref" href="security.html#audit-log-options-variables" title="6.5.5.8.4 Audit Log Options and Variables">Section 6.5.5.8.4, “Audit Log Options and Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">audit_log_exclude_accounts</h3>
<dl><dt><a class="xref" href="security.html#audit-log-options-variables" title="6.5.5.8.4 Audit Log Options and Variables">Section 6.5.5.8.4, “Audit Log Options and Variables”</a></dt><dd></dd><dt><a class="xref" href="security.html#audit-log-legacy-filtering" title="6.5.5.7 Legacy Mode Audit Log Filtering">Section 6.5.5.7, “Legacy Mode Audit Log Filtering”</a></dt><dd></dd><dt><a class="xref" href="security.html#audit-log-filter-definitions" title="6.5.5.6.2 Writing Audit Log Filter Definitions">Section 6.5.5.6.2, “Writing Audit Log Filter Definitions”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">audit_log_file</h3>
<dl><dt><a class="xref" href="security.html#audit-log-logging-control" title="6.5.5.5 Audit Log Logging Control">Section 6.5.5.5, “Audit Log Logging Control”</a></dt><dd></dd><dt><a class="xref" href="security.html#audit-log-options-variables" title="6.5.5.8.4 Audit Log Options and Variables">Section 6.5.5.8.4, “Audit Log Options and Variables”</a></dt><dd></dd><dt><a class="xref" href="security.html#audit-log" title="6.5.5 MySQL Enterprise Audit">Section 6.5.5, “MySQL Enterprise Audit”</a></dt><dd></dd><dt><a class="xref" href="security.html#audit-log-security" title="6.5.5.3 MySQL Enterprise Audit Security Considerations">Section 6.5.5.3, “MySQL Enterprise Audit Security Considerations”</a></dt><dd></dd></dl>
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<div class="indexdiv">
<h3 class="title">audit_log_filter_id</h3>
<dl><dt><a class="xref" href="security.html#audit-log-filtering" title="6.5.5.6 Audit Log Filtering">Section 6.5.5.6, “Audit Log Filtering”</a></dt><dd></dd><dt><a class="xref" href="security.html#audit-log-options-variables" title="6.5.5.8.4 Audit Log Options and Variables">Section 6.5.5.8.4, “Audit Log Options and Variables”</a></dt><dd></dd><dt><a class="xref" href="security.html#audit-log-filtering-functions" title="6.5.5.6.1 Using Audit Log Filtering Functions">Section 6.5.5.6.1, “Using Audit Log Filtering Functions”</a></dt><dd></dd><dt><a class="xref" href="security.html#audit-log-filter-definitions" title="6.5.5.6.2 Writing Audit Log Filter Definitions">Section 6.5.5.6.2, “Writing Audit Log Filter Definitions”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">audit_log_flush</h3>
<dl><dt><a class="xref" href="security.html#audit-log-logging-control" title="6.5.5.5 Audit Log Logging Control">Section 6.5.5.5, “Audit Log Logging Control”</a></dt><dd></dd><dt><a class="xref" href="security.html#audit-log-options-variables" title="6.5.5.8.4 Audit Log Options and Variables">Section 6.5.5.8.4, “Audit Log Options and Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">audit_log_format</h3>
<dl><dt><a class="xref" href="security.html#audit-log-file-formats" title="6.5.5.4 Audit Log File Formats">Section 6.5.5.4, “Audit Log File Formats”</a></dt><dd></dd><dt><a class="xref" href="security.html#audit-log-logging-control" title="6.5.5.5 Audit Log Logging Control">Section 6.5.5.5, “Audit Log Logging Control”</a></dt><dd></dd><dt><a class="xref" href="security.html#audit-log-options-variables" title="6.5.5.8.4 Audit Log Options and Variables">Section 6.5.5.8.4, “Audit Log Options and Variables”</a></dt><dd></dd><dt><a class="xref" href="security.html#audit-log" title="6.5.5 MySQL Enterprise Audit">Section 6.5.5, “MySQL Enterprise Audit”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">audit_log_include_accounts</h3>
<dl><dt><a class="xref" href="security.html#audit-log-options-variables" title="6.5.5.8.4 Audit Log Options and Variables">Section 6.5.5.8.4, “Audit Log Options and Variables”</a></dt><dd></dd><dt><a class="xref" href="security.html#audit-log-legacy-filtering" title="6.5.5.7 Legacy Mode Audit Log Filtering">Section 6.5.5.7, “Legacy Mode Audit Log Filtering”</a></dt><dd></dd><dt><a class="xref" href="security.html#audit-log-filter-definitions" title="6.5.5.6.2 Writing Audit Log Filter Definitions">Section 6.5.5.6.2, “Writing Audit Log Filter Definitions”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">audit_log_policy</h3>
<dl><dt><a class="xref" href="security.html#audit-log-options-variables" title="6.5.5.8.4 Audit Log Options and Variables">Section 6.5.5.8.4, “Audit Log Options and Variables”</a></dt><dd></dd><dt><a class="xref" href="security.html#audit-log-legacy-filtering" title="6.5.5.7 Legacy Mode Audit Log Filtering">Section 6.5.5.7, “Legacy Mode Audit Log Filtering”</a></dt><dd></dd><dt><a class="xref" href="security.html#audit-log-filter-definitions" title="6.5.5.6.2 Writing Audit Log Filter Definitions">Section 6.5.5.6.2, “Writing Audit Log Filter Definitions”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">audit_log_read_buffer_size</h3>
<dl><dt><a class="xref" href="security.html#audit-log-logging-control" title="6.5.5.5 Audit Log Logging Control">Section 6.5.5.5, “Audit Log Logging Control”</a></dt><dd></dd><dt><a class="xref" href="security.html#audit-log-options-variables" title="6.5.5.8.4 Audit Log Options and Variables">Section 6.5.5.8.4, “Audit Log Options and Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">audit_log_rotate_on_size</h3>
<dl><dt><a class="xref" href="security.html#audit-log-logging-control" title="6.5.5.5 Audit Log Logging Control">Section 6.5.5.5, “Audit Log Logging Control”</a></dt><dd></dd><dt><a class="xref" href="security.html#audit-log-options-variables" title="6.5.5.8.4 Audit Log Options and Variables">Section 6.5.5.8.4, “Audit Log Options and Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">audit_log_statement_policy</h3>
<dl><dt><a class="xref" href="security.html#audit-log-options-variables" title="6.5.5.8.4 Audit Log Options and Variables">Section 6.5.5.8.4, “Audit Log Options and Variables”</a></dt><dd></dd><dt><a class="xref" href="security.html#audit-log-legacy-filtering" title="6.5.5.7 Legacy Mode Audit Log Filtering">Section 6.5.5.7, “Legacy Mode Audit Log Filtering”</a></dt><dd></dd><dt><a class="xref" href="security.html#audit-log-filter-definitions" title="6.5.5.6.2 Writing Audit Log Filter Definitions">Section 6.5.5.6.2, “Writing Audit Log Filter Definitions”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">audit_log_strategy</h3>
<dl><dt><a class="xref" href="security.html#audit-log-logging-control" title="6.5.5.5 Audit Log Logging Control">Section 6.5.5.5, “Audit Log Logging Control”</a></dt><dd></dd><dt><a class="xref" href="security.html#audit-log-options-variables" title="6.5.5.8.4 Audit Log Options and Variables">Section 6.5.5.8.4, “Audit Log Options and Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">authentication_ldap_sasl_auth_method_name</h3>
<dl><dt><a class="xref" href="security.html#pluggable-authentication-system-variables" title="6.5.1.11 Pluggable Authentication System Variables">Section 6.5.1.11, “Pluggable Authentication System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">authentication_ldap_sasl_bind_base_dn</h3>
<dl><dt><a class="xref" href="security.html#pluggable-authentication-system-variables" title="6.5.1.11 Pluggable Authentication System Variables">Section 6.5.1.11, “Pluggable Authentication System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">authentication_ldap_sasl_bind_root_dn</h3>
<dl><dt><a class="xref" href="security.html#pluggable-authentication-system-variables" title="6.5.1.11 Pluggable Authentication System Variables">Section 6.5.1.11, “Pluggable Authentication System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">authentication_ldap_sasl_bind_root_pwd</h3>
<dl><dt><a class="xref" href="security.html#pluggable-authentication-system-variables" title="6.5.1.11 Pluggable Authentication System Variables">Section 6.5.1.11, “Pluggable Authentication System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">authentication_ldap_sasl_ca_path</h3>
<dl><dt><a class="xref" href="security.html#pluggable-authentication-system-variables" title="6.5.1.11 Pluggable Authentication System Variables">Section 6.5.1.11, “Pluggable Authentication System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">authentication_ldap_sasl_group_search_attr</h3>
<dl><dt><a class="xref" href="security.html#ldap-pluggable-authentication" title="6.5.1.7 LDAP Pluggable Authentication">Section 6.5.1.7, “LDAP Pluggable Authentication”</a></dt><dd></dd><dt><a class="xref" href="security.html#pluggable-authentication-system-variables" title="6.5.1.11 Pluggable Authentication System Variables">Section 6.5.1.11, “Pluggable Authentication System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">authentication_ldap_sasl_group_search_filter</h3>
<dl><dt><a class="xref" href="security.html#pluggable-authentication-system-variables" title="6.5.1.11 Pluggable Authentication System Variables">Section 6.5.1.11, “Pluggable Authentication System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">authentication_ldap_sasl_init_pool_size</h3>
<dl><dt><a class="xref" href="security.html#pluggable-authentication-system-variables" title="6.5.1.11 Pluggable Authentication System Variables">Section 6.5.1.11, “Pluggable Authentication System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">authentication_ldap_sasl_log_status</h3>
<dl><dt><a class="xref" href="security.html#pluggable-authentication-system-variables" title="6.5.1.11 Pluggable Authentication System Variables">Section 6.5.1.11, “Pluggable Authentication System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">authentication_ldap_sasl_max_pool_size</h3>
<dl><dt><a class="xref" href="security.html#pluggable-authentication-system-variables" title="6.5.1.11 Pluggable Authentication System Variables">Section 6.5.1.11, “Pluggable Authentication System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">authentication_ldap_sasl_server_host</h3>
<dl><dt><a class="xref" href="security.html#pluggable-authentication-system-variables" title="6.5.1.11 Pluggable Authentication System Variables">Section 6.5.1.11, “Pluggable Authentication System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">authentication_ldap_sasl_server_port</h3>
<dl><dt><a class="xref" href="security.html#pluggable-authentication-system-variables" title="6.5.1.11 Pluggable Authentication System Variables">Section 6.5.1.11, “Pluggable Authentication System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">authentication_ldap_sasl_tls</h3>
<dl><dt><a class="xref" href="security.html#pluggable-authentication-system-variables" title="6.5.1.11 Pluggable Authentication System Variables">Section 6.5.1.11, “Pluggable Authentication System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">authentication_ldap_sasl_user_search_attr</h3>
<dl><dt><a class="xref" href="security.html#ldap-pluggable-authentication" title="6.5.1.7 LDAP Pluggable Authentication">Section 6.5.1.7, “LDAP Pluggable Authentication”</a></dt><dd></dd><dt><a class="xref" href="security.html#pluggable-authentication-system-variables" title="6.5.1.11 Pluggable Authentication System Variables">Section 6.5.1.11, “Pluggable Authentication System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">authentication_ldap_simple_auth_method_name</h3>
<dl><dt><a class="xref" href="security.html#pluggable-authentication-system-variables" title="6.5.1.11 Pluggable Authentication System Variables">Section 6.5.1.11, “Pluggable Authentication System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">authentication_ldap_simple_bind_base_dn</h3>
<dl><dt><a class="xref" href="security.html#pluggable-authentication-system-variables" title="6.5.1.11 Pluggable Authentication System Variables">Section 6.5.1.11, “Pluggable Authentication System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">authentication_ldap_simple_bind_root_dn</h3>
<dl><dt><a class="xref" href="security.html#pluggable-authentication-system-variables" title="6.5.1.11 Pluggable Authentication System Variables">Section 6.5.1.11, “Pluggable Authentication System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">authentication_ldap_simple_bind_root_pwd</h3>
<dl><dt><a class="xref" href="security.html#pluggable-authentication-system-variables" title="6.5.1.11 Pluggable Authentication System Variables">Section 6.5.1.11, “Pluggable Authentication System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">authentication_ldap_simple_ca_path</h3>
<dl><dt><a class="xref" href="security.html#pluggable-authentication-system-variables" title="6.5.1.11 Pluggable Authentication System Variables">Section 6.5.1.11, “Pluggable Authentication System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">authentication_ldap_simple_group_search_attr</h3>
<dl><dt><a class="xref" href="security.html#ldap-pluggable-authentication" title="6.5.1.7 LDAP Pluggable Authentication">Section 6.5.1.7, “LDAP Pluggable Authentication”</a></dt><dd></dd><dt><a class="xref" href="security.html#pluggable-authentication-system-variables" title="6.5.1.11 Pluggable Authentication System Variables">Section 6.5.1.11, “Pluggable Authentication System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">authentication_ldap_simple_group_search_filter</h3>
<dl><dt><a class="xref" href="security.html#pluggable-authentication-system-variables" title="6.5.1.11 Pluggable Authentication System Variables">Section 6.5.1.11, “Pluggable Authentication System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">authentication_ldap_simple_init_pool_size</h3>
<dl><dt><a class="xref" href="security.html#pluggable-authentication-system-variables" title="6.5.1.11 Pluggable Authentication System Variables">Section 6.5.1.11, “Pluggable Authentication System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">authentication_ldap_simple_log_status</h3>
<dl><dt><a class="xref" href="security.html#pluggable-authentication-system-variables" title="6.5.1.11 Pluggable Authentication System Variables">Section 6.5.1.11, “Pluggable Authentication System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">authentication_ldap_simple_max_pool_size</h3>
<dl><dt><a class="xref" href="security.html#pluggable-authentication-system-variables" title="6.5.1.11 Pluggable Authentication System Variables">Section 6.5.1.11, “Pluggable Authentication System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">authentication_ldap_simple_server_host</h3>
<dl><dt><a class="xref" href="security.html#pluggable-authentication-system-variables" title="6.5.1.11 Pluggable Authentication System Variables">Section 6.5.1.11, “Pluggable Authentication System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">authentication_ldap_simple_server_port</h3>
<dl><dt><a class="xref" href="security.html#pluggable-authentication-system-variables" title="6.5.1.11 Pluggable Authentication System Variables">Section 6.5.1.11, “Pluggable Authentication System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">authentication_ldap_simple_tls</h3>
<dl><dt><a class="xref" href="security.html#pluggable-authentication-system-variables" title="6.5.1.11 Pluggable Authentication System Variables">Section 6.5.1.11, “Pluggable Authentication System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">authentication_ldap_simple_user_search_attr</h3>
<dl><dt><a class="xref" href="security.html#ldap-pluggable-authentication" title="6.5.1.7 LDAP Pluggable Authentication">Section 6.5.1.7, “LDAP Pluggable Authentication”</a></dt><dd></dd><dt><a class="xref" href="security.html#pluggable-authentication-system-variables" title="6.5.1.11 Pluggable Authentication System Variables">Section 6.5.1.11, “Pluggable Authentication System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">authentication_windows_log_level</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="security.html#windows-pluggable-authentication" title="6.5.1.6 Windows Pluggable Authentication">Section 6.5.1.6, “Windows Pluggable Authentication”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">authentication_windows_use_principal_name</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="security.html#windows-pluggable-authentication" title="6.5.1.6 Windows Pluggable Authentication">Section 6.5.1.6, “Windows Pluggable Authentication”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">auto_generate_certs</h3>
<dl><dt><a class="xref" href="security.html#creating-ssl-rsa-files-using-mysql" title="6.4.3.1 Creating SSL and RSA Certificates and Keys using MySQL">Section 6.4.3.1, “Creating SSL and RSA Certificates and Keys using MySQL”</a></dt><dd></dd><dt><a class="xref" href="security.html#ssl-libraries" title="6.4.4 OpenSSL Versus wolfSSL">Section 6.4.4, “OpenSSL Versus wolfSSL”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">auto_increment_increment</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-auto-increment-handling" title="15.8.1.5 AUTO_INCREMENT Handling in InnoDB">Section 15.8.1.5, “AUTO_INCREMENT Handling in InnoDB”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#binary-log-mixed" title="5.4.4.3 Mixed Binary Logging Format">Section 5.4.4.3, “Mixed Binary Logging Format”</a></dt><dd></dd><dt><a class="xref" href="faqs.html#faqs-general" title="A.1 MySQL 8.0 FAQ: General">Section A.1, “MySQL 8.0 FAQ: General”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-features-variables" title="17.4.1.39 Replication and Variables">Section 17.4.1.39, “Replication and Variables”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-options-master" title="17.1.6.2 Replication Master Options and Variables">Section 17.1.6.2, “Replication Master Options and Variables”</a></dt><dd></dd><dt><a class="xref" href="tutorial.html#example-auto-increment" title="3.6.9 Using AUTO_INCREMENT">Section 3.6.9, “Using AUTO_INCREMENT”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">auto_increment_offset</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-auto-increment-handling" title="15.8.1.5 AUTO_INCREMENT Handling in InnoDB">Section 15.8.1.5, “AUTO_INCREMENT Handling in InnoDB”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#binary-log-mixed" title="5.4.4.3 Mixed Binary Logging Format">Section 5.4.4.3, “Mixed Binary Logging Format”</a></dt><dd></dd><dt><a class="xref" href="faqs.html#faqs-general" title="A.1 MySQL 8.0 FAQ: General">Section A.1, “MySQL 8.0 FAQ: General”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-features-variables" title="17.4.1.39 Replication and Variables">Section 17.4.1.39, “Replication and Variables”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-options-master" title="17.1.6.2 Replication Master Options and Variables">Section 17.1.6.2, “Replication Master Options and Variables”</a></dt><dd></dd><dt><a class="xref" href="tutorial.html#example-auto-increment" title="3.6.9 Using AUTO_INCREMENT">Section 3.6.9, “Using AUTO_INCREMENT”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">AUTOCOMMIT</h3>
<dl><dt><a class="xref" href="replication.html#replication-features-transactions" title="17.4.1.35 Replication and Transactions">Section 17.4.1.35, “Replication and Transactions”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">autocommit</h3>
<dl><dt><a class="xref" href="sql-syntax.html#alter-tablespace" title="13.1.9 ALTER TABLESPACE Syntax">Section 13.1.9, “ALTER TABLESPACE Syntax”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-autocommit-commit-rollback" title="15.5.2.2 autocommit, Commit, and Rollback">Section 15.5.2.2, “autocommit, Commit, and Rollback”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#converting-tables-to-innodb" title="15.8.1.4 Converting Tables from MyISAM to InnoDB">Section 15.8.1.4, “Converting Tables from MyISAM to InnoDB”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-deadlock-detection" title="15.5.5.2 Deadlock Detection and Rollback">Section 15.5.5.2, “Deadlock Detection and Rollback”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#delete" title="13.2.2 DELETE Syntax">Section 13.2.2, “DELETE Syntax”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#general-tablespaces" title="15.7.10 InnoDB General Tablespaces">Section 15.7.10, “InnoDB General Tablespaces”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-locking-transaction-model" title="15.5 InnoDB Locking and Transaction Model">Section 15.5, “InnoDB Locking and Transaction Model”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-parameters" title="15.13 InnoDB Startup Options and System Variables">Section 15.13, “InnoDB Startup Options and System Variables”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#lock-tables-and-transactions" title="13.3.6.1 Interaction of Table Locking and Transactions">Section 13.3.6.1, “Interaction of Table Locking and Transactions”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-restrictions" title="15.8.1.7 Limits on InnoDB Tables">Section 15.8.1.7, “Limits on InnoDB Tables”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-locking-reads" title="15.5.2.4 Locking Reads">Section 15.5.2.4, “Locking Reads”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-locks-set" title="15.5.3 Locks Set by Different SQL Statements in InnoDB">Section 15.5.3, “Locks Set by Different SQL Statements in InnoDB”</a></dt><dd></dd><dt><a class="xref" href="optimization.html#innodb-performance-ro-txn" title="8.5.3 Optimizing InnoDB Read-Only Transactions">Section 8.5.3, “Optimizing InnoDB Read-Only Transactions”</a></dt><dd></dd><dt><a class="xref" href="performance-schema.html#performance-schema-transaction-tables" title="25.11.7 Performance Schema Transaction Tables">Section 25.11.7, “Performance Schema Transaction Tables”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-features-transactions" title="17.4.1.35 Replication and Transactions">Section 17.4.1.35, “Replication and Transactions”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-gtids-restrictions" title="17.1.3.6 Restrictions on Replication with GTIDs">Section 17.1.3.6, “Restrictions on Replication with GTIDs”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#commit" title="13.3.1 START TRANSACTION, COMMIT, and ROLLBACK Syntax">Section 13.3.1, “START TRANSACTION, COMMIT, and ROLLBACK Syntax”</a></dt><dd></dd><dt><a class="xref" href="information-schema.html#innodb-trx-table" title="24.33.29 The INFORMATION_SCHEMA INNODB_TRX Table">Section 24.33.29, “The INFORMATION_SCHEMA INNODB_TRX Table”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#thread-pool-operation" title="5.6.3.3 Thread Pool Operation">Section 5.6.3.3, “Thread Pool Operation”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-transaction-isolation-levels" title="15.5.2.1 Transaction Isolation Levels">Section 15.5.2.1, “Transaction Isolation Levels”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">automatic_sp_privileges</h3>
<dl><dt><a class="xref" href="sql-syntax.html#alter-procedure" title="13.1.6 ALTER PROCEDURE Syntax">Section 13.1.6, “ALTER PROCEDURE Syntax”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#create-procedure" title="13.1.15 CREATE PROCEDURE and CREATE FUNCTION Syntax">Section 13.1.15, “CREATE PROCEDURE and CREATE FUNCTION Syntax”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="stored-programs-views.html#stored-routines-privileges" title="23.2.2 Stored Routines and MySQL Privileges">Section 23.2.2, “Stored Routines and MySQL Privileges”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">avoid_temporal_upgrade</h3>
<dl><dt><a class="xref" href="sql-syntax.html#check-table" title="13.7.3.2 CHECK TABLE Syntax">Section 13.7.3.2, “CHECK TABLE Syntax”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#repair-table" title="13.7.3.5 REPAIR TABLE Syntax">Section 13.7.3.5, “REPAIR TABLE Syntax”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<a name="sysvar-index-B"></a><h3 class="title">B</h3>
<p>[<a class="link" href="dynindex-sysvar.html#sysvar-index-top">index top</a>]</p><dl><dt></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">back_log</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">basedir</h3>
<dl><dt><a class="xref" href="sql-syntax.html#install-plugin" title="13.7.4.4 INSTALL PLUGIN Syntax">Section 13.7.4.4, “INSTALL PLUGIN Syntax”</a></dt><dd></dd><dt><a class="xref" href="installing.html#osx-installation-launchd" title="2.4.3 Installing and Using the MySQL Launch Daemon">Section 2.4.3, “Installing and Using the MySQL Launch Daemon”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-options" title="5.1.4 Server Command Options">Section 5.1.4, “Server Command Options”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">big_tables</h3>
<dl><dt><a class="xref" href="optimization.html#internal-temporary-tables" title="8.4.4 Internal Temporary Table Use in MySQL">Section 8.4.4, “Internal Temporary Table Use in MySQL”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">bind_address</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="document-store.html#x-plugin-system-variables-options" title="20.6.3.2 X Plugin System Variables and Options">Section 20.6.3.2, “X Plugin System Variables and Options”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">binlog</h3>
<dl><dt><a class="xref" href="group-replication.html#group-replication-limitations" title="18.7.2 Group Replication Limitations">Section 18.7.2, “Group Replication Limitations”</a></dt><dd></dd><dt><a class="xref" href="group-replication.html#group-replication-requirements" title="18.7.1 Group Replication Requirements">Section 18.7.1, “Group Replication Requirements”</a></dt><dd></dd><dt><a class="xref" href="programs.html#mysqlbinlog" title="4.6.8 mysqlbinlog — Utility for Processing Binary Log Files">Section 4.6.8, “<span class="command"><strong>mysqlbinlog</strong></span> — Utility for Processing Binary Log Files”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">binlog_cache_size</h3>
<dl><dt><a class="xref" href="replication.html#replication-options-binary-log" title="17.1.6.4 Binary Logging Options and Variables">Section 17.1.6.4, “Binary Logging Options and Variables”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-status-variables" title="5.1.7 Server Status Variables">Section 5.1.7, “Server Status Variables”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#binary-log" title="5.4.4 The Binary Log">Section 5.4.4, “The Binary Log”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">binlog_checksum</h3>
<dl><dt><a class="xref" href="replication.html#replication-options-binary-log" title="17.1.6.4 Binary Logging Options and Variables">Section 17.1.6.4, “Binary Logging Options and Variables”</a></dt><dd></dd><dt><a class="xref" href="glossary.html" title="MySQL Glossary">MySQL Glossary</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-features-transactions" title="17.4.1.35 Replication and Transactions">Section 17.4.1.35, “Replication and Transactions”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#binary-log" title="5.4.4 The Binary Log">Section 5.4.4, “The Binary Log”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">binlog_direct_non_transactional_updates</h3>
<dl><dt><a class="xref" href="replication.html#replication-options-binary-log" title="17.1.6.4 Binary Logging Options and Variables">Section 17.1.6.4, “Binary Logging Options and Variables”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-features-transactions" title="17.4.1.35 Replication and Transactions">Section 17.4.1.35, “Replication and Transactions”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">binlog_error_action</h3>
<dl><dt><a class="xref" href="replication.html#replication-options-binary-log" title="17.1.6.4 Binary Logging Options and Variables">Section 17.1.6.4, “Binary Logging Options and Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">binlog_expire_logs_seconds</h3>
<dl><dt><a class="xref" href="replication.html#replication-gtids-auto-positioning" title="17.1.3.3 GTID Auto-Positioning">Section 17.1.3.3, “GTID Auto-Positioning”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#purge-binary-logs" title="13.4.1.1 PURGE BINARY LOGS Syntax">Section 13.4.1.1, “PURGE BINARY LOGS Syntax”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#log-file-maintenance" title="5.4.7 Server Log Maintenance">Section 5.4.7, “Server Log Maintenance”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">binlog_format</h3>
<dl><dt><a class="xref" href="stored-programs-views.html#stored-programs-logging" title="23.7 Binary Logging of Stored Programs">Section 23.7, “Binary Logging of Stored Programs”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-options-binary-log" title="17.1.6.4 Binary Logging Options and Variables">Section 17.1.6.4, “Binary Logging Options and Variables”</a></dt><dd></dd><dt><a class="xref" href="functions.html#date-and-time-functions" title="12.7 Date and Time Functions">Section 12.7, “Date and Time Functions”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-rbr-safe-unsafe" title="17.2.1.3 Determination of Safe and Unsafe Statements in Binary Logging">Section 17.2.1.3, “Determination of Safe and Unsafe Statements in Binary Logging”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-rules-db-options" title="17.2.5.1 Evaluation of Database-Level Replication and Binary Logging Options">Section 17.2.5.1, “Evaluation of Database-Level Replication and Binary Logging Options”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-rules-table-options" title="17.2.5.2 Evaluation of Table-Level Replication Options">Section 17.2.5.2, “Evaluation of Table-Level Replication Options”</a></dt><dd></dd><dt><a class="xref" href="functions.html#information-functions" title="12.14 Information Functions">Section 12.14, “Information Functions”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#binary-log-mysql-database" title="5.4.4.4 Logging Format for Changes to mysql Database Tables">Section 5.4.4.4, “Logging Format for Changes to mysql Database Tables”</a></dt><dd></dd><dt><a class="xref" href="functions.html#mathematical-functions" title="12.6.2 Mathematical Functions">Section 12.6.2, “Mathematical Functions”</a></dt><dd></dd><dt><a class="xref" href="functions.html#miscellaneous-functions" title="12.22 Miscellaneous Functions">Section 12.22, “Miscellaneous Functions”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#binary-log-mixed" title="5.4.4.3 Mixed Binary Logging Format">Section 5.4.4.3, “Mixed Binary Logging Format”</a></dt><dd></dd><dt><a class="xref" href="faqs.html#faqs-replication" title="A.13 MySQL 8.0 FAQ: Replication">Section A.13, “MySQL 8.0 FAQ: Replication”</a></dt><dd></dd><dt><a class="xref" href="programs.html#mysqlbinlog" title="4.6.8 mysqlbinlog — Utility for Processing Binary Log Files">Section 4.6.8, “<span class="command"><strong>mysqlbinlog</strong></span> — Utility for Processing Binary Log Files”</a></dt><dd></dd><dt><a class="xref" href="security.html#privileges-provided" title="6.2.1 Privileges Provided by MySQL">Section 6.2.1, “Privileges Provided by MySQL”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-features-blackhole" title="17.4.1.2 Replication and BLACKHOLE Tables">Section 17.4.1.2, “Replication and BLACKHOLE Tables”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-features-load-data" title="17.4.1.19 Replication and LOAD DATA INFILE">Section 17.4.1.19, “Replication and LOAD DATA INFILE”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-features-memory" title="17.4.1.21 Replication and MEMORY Tables">Section 17.4.1.21, “Replication and MEMORY Tables”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-features-temptables" title="17.4.1.31 Replication and Temporary Tables">Section 17.4.1.31, “Replication and Temporary Tables”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-features-transactions" title="17.4.1.35 Replication and Transactions">Section 17.4.1.35, “Replication and Transactions”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-formats" title="17.2.1 Replication Formats">Section 17.2.1, “Replication Formats”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-features-mysqldb" title="17.4.1.22 Replication of the mysql System Database">Section 17.4.1.22, “Replication of the mysql System Database”</a></dt><dd></dd><dt><a class="xref" href="restrictions.html#xa-restrictions" title="C.6 Restrictions on XA Transactions">Section C.6, “Restrictions on XA Transactions”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-options" title="5.1.4 Server Command Options">Section 5.1.4, “Server Command Options”</a></dt><dd></dd><dt><a class="xref" href="error-handling.html#error-messages-server" title="B.3 Server Error Codes and Messages">Section B.3, “Server Error Codes and Messages”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#binary-log-setting" title="5.4.4.2 Setting The Binary Log Format">Section 5.4.4.2, “Setting The Binary Log Format”</a></dt><dd></dd><dt><a class="xref" href="storage-engines.html#blackhole-storage-engine" title="16.6 The BLACKHOLE Storage Engine">Section 16.6, “The BLACKHOLE Storage Engine”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#query-log" title="5.4.3 The General Query Log">Section 5.4.3, “The General Query Log”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-memcached-replication" title="15.19.7 The InnoDB memcached Plugin and Replication">Section 15.19.7, “The InnoDB memcached Plugin and Replication”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-upgrade" title="17.4.3 Upgrading a Replication Setup">Section 17.4.3, “Upgrading a Replication Setup”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-rbr-usage" title="17.2.1.2 Usage of Row-Based Logging and Replication">Section 17.2.1.2, “Usage of Row-Based Logging and Replication”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">binlog_group_commit_sync_delay</h3>
<dl><dt><a class="xref" href="replication.html#replication-options-binary-log" title="17.1.6.4 Binary Logging Options and Variables">Section 17.1.6.4, “Binary Logging Options and Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">binlog_group_commit_sync_no_delay_count</h3>
<dl><dt><a class="xref" href="replication.html#replication-options-binary-log" title="17.1.6.4 Binary Logging Options and Variables">Section 17.1.6.4, “Binary Logging Options and Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">binlog_gtid_simple_recovery</h3>
<dl><dt><a class="xref" href="replication.html#replication-options-gtids" title="17.1.6.5 Global Transaction ID Options and Variables">Section 17.1.6.5, “Global Transaction ID Options and Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">binlog_max_flush_queue_time</h3>
<dl><dt><a class="xref" href="replication.html#replication-options-binary-log" title="17.1.6.4 Binary Logging Options and Variables">Section 17.1.6.4, “Binary Logging Options and Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">binlog_order_commits</h3>
<dl><dt><a class="xref" href="replication.html#replication-options-binary-log" title="17.1.6.4 Binary Logging Options and Variables">Section 17.1.6.4, “Binary Logging Options and Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">binlog_row_image</h3>
<dl><dt><a class="xref" href="replication.html#replication-sbr-rbr" title="17.2.1.1 Advantages and Disadvantages of Statement-Based and Row-Based Replication">Section 17.2.1.1, “Advantages and Disadvantages of Statement-Based and Row-Based
Replication”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-options-binary-log" title="17.1.6.4 Binary Logging Options and Variables">Section 17.1.6.4, “Binary Logging Options and Variables”</a></dt><dd></dd><dt><a class="xref" href="optimization.html#optimizing-innodb-diskio" title="8.5.8 Optimizing InnoDB Disk I/O">Section 8.5.8, “Optimizing InnoDB Disk I/O”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">binlog_row_metadata</h3>
<dl><dt><a class="xref" href="replication.html#replication-options-binary-log" title="17.1.6.4 Binary Logging Options and Variables">Section 17.1.6.4, “Binary Logging Options and Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">binlog_row_value_options</h3>
<dl><dt><a class="xref" href="replication.html#replication-options-binary-log" title="17.1.6.4 Binary Logging Options and Variables">Section 17.1.6.4, “Binary Logging Options and Variables”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-features-json" title="17.4.1.17 Replication of JSON Documents">Section 17.4.1.17, “Replication of JSON Documents”</a></dt><dd></dd><dt><a class="xref" href="data-types.html#json" title="11.6 The JSON Data Type">Section 11.6, “The JSON Data Type”</a></dt><dd></dd><dt><a class="xref" href="introduction.html#mysql-nutshell" title="1.4 What Is New in MySQL 8.0">Section 1.4, “What Is New in MySQL 8.0”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">binlog_rows_query_log_events</h3>
<dl><dt><a class="xref" href="replication.html#replication-sbr-rbr" title="17.2.1.1 Advantages and Disadvantages of Statement-Based and Row-Based Replication">Section 17.2.1.1, “Advantages and Disadvantages of Statement-Based and Row-Based
Replication”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-options-binary-log" title="17.1.6.4 Binary Logging Options and Variables">Section 17.1.6.4, “Binary Logging Options and Variables”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-solutions-rbr-monitoring" title="17.3.3 Monitoring Row-based Replication">Section 17.3.3, “Monitoring Row-based Replication”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">binlog_stmt_cache_size</h3>
<dl><dt><a class="xref" href="replication.html#replication-options-binary-log" title="17.1.6.4 Binary Logging Options and Variables">Section 17.1.6.4, “Binary Logging Options and Variables”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-status-variables" title="5.1.7 Server Status Variables">Section 5.1.7, “Server Status Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">binlog_transaction_dependency_history_size</h3>
<dl><dt><a class="xref" href="replication.html#replication-options-binary-log" title="17.1.6.4 Binary Logging Options and Variables">Section 17.1.6.4, “Binary Logging Options and Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">binlog_transaction_dependency_tracking</h3>
<dl><dt><a class="xref" href="replication.html#replication-options-binary-log" title="17.1.6.4 Binary Logging Options and Variables">Section 17.1.6.4, “Binary Logging Options and Variables”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-options-slave" title="17.1.6.3 Replication Slave Options and Variables">Section 17.1.6.3, “Replication Slave Options and Variables”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">block_encryption_mode</h3>
<dl><dt><a class="xref" href="functions.html#encryption-functions" title="12.13 Encryption and Compression Functions">Section 12.13, “Encryption and Compression Functions”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">bulk_insert_buffer_size</h3>
<dl><dt><a class="xref" href="storage-engines.html#myisam-start" title="16.2.1 MyISAM Startup Options">Section 16.2.1, “MyISAM Startup Options”</a></dt><dd></dd><dt><a class="xref" href="optimization.html#insert-optimization" title="8.2.5.1 Optimizing INSERT Statements">Section 8.2.5.1, “Optimizing INSERT Statements”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<a name="sysvar-index-C"></a><h3 class="title">C</h3>
<p>[<a class="link" href="dynindex-sysvar.html#sysvar-index-top">index top</a>]</p><dl><dt></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">caching_sha</h3>
<dl><dt><a class="xref" href="security.html#caching-sha2-pluggable-authentication" title="6.5.1.3 Caching SHA-2 Pluggable Authentication">Section 6.5.1.3, “Caching SHA-2 Pluggable Authentication”</a></dt><dd></dd><dt><a class="xref" href="security.html#creating-ssl-rsa-files-using-mysql" title="6.4.3.1 Creating SSL and RSA Certificates and Keys using MySQL">Section 6.4.3.1, “Creating SSL and RSA Certificates and Keys using MySQL”</a></dt><dd></dd><dt><a class="xref" href="security.html#ssl-libraries" title="6.4.4 OpenSSL Versus wolfSSL">Section 6.4.4, “OpenSSL Versus wolfSSL”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-status-variables" title="5.1.7 Server Status Variables">Section 5.1.7, “Server Status Variables”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">character_set_client</h3>
<dl><dt><a class="xref" href="connectors-apis.html#c-api-prepared-statement-type-codes" title="27.7.9.1 C API Prepared Statement Type Codes">Section 27.7.9.1, “C API Prepared Statement Type Codes”</a></dt><dd></dd><dt><a class="xref" href="charset.html#charset-configuration" title="10.14 Character Set Configuration">Section 10.14, “Character Set Configuration”</a></dt><dd></dd><dt><a class="xref" href="charset.html#charset-connection" title="10.4 Connection Character Sets and Collations">Section 10.4, “Connection Character Sets and Collations”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#load-data" title="13.2.7 LOAD DATA INFILE Syntax">Section 13.2.7, “LOAD DATA INFILE Syntax”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#binary-log-mixed" title="5.4.4.3 Mixed Binary Logging Format">Section 5.4.4.3, “Mixed Binary Logging Format”</a></dt><dd></dd><dt><a class="xref" href="faqs.html#faqs-cjk" title="A.11 MySQL 8.0 FAQ: MySQL Chinese, Japanese, and Korean Character Sets">Section A.11, “MySQL 8.0 FAQ: MySQL Chinese, Japanese, and Korean
Character Sets”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-features-variables" title="17.4.1.39 Replication and Variables">Section 17.4.1.39, “Replication and Variables”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#set-character-set" title="13.7.5.2 SET CHARACTER SET Syntax">Section 13.7.5.2, “SET CHARACTER SET Syntax”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#set-names" title="13.7.5.3 SET NAMES Syntax">Section 13.7.5.3, “SET NAMES Syntax”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#show-create-event" title="13.7.6.7 SHOW CREATE EVENT Syntax">Section 13.7.6.7, “SHOW CREATE EVENT Syntax”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#show-create-procedure" title="13.7.6.9 SHOW CREATE PROCEDURE Syntax">Section 13.7.6.9, “SHOW CREATE PROCEDURE Syntax”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#show-create-trigger" title="13.7.6.11 SHOW CREATE TRIGGER Syntax">Section 13.7.6.11, “SHOW CREATE TRIGGER Syntax”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#show-create-view" title="13.7.6.13 SHOW CREATE VIEW Syntax">Section 13.7.6.13, “SHOW CREATE VIEW Syntax”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#show-events" title="13.7.6.18 SHOW EVENTS Syntax">Section 13.7.6.18, “SHOW EVENTS Syntax”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#show-procedure-status" title="13.7.6.28 SHOW PROCEDURE STATUS Syntax">Section 13.7.6.28, “SHOW PROCEDURE STATUS Syntax”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#show-triggers" title="13.7.6.38 SHOW TRIGGERS Syntax">Section 13.7.6.38, “SHOW TRIGGERS Syntax”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#binary-log" title="5.4.4 The Binary Log">Section 5.4.4, “The Binary Log”</a></dt><dd></dd><dt><a class="xref" href="information-schema.html#events-table" title="24.8 The INFORMATION_SCHEMA EVENTS Table">Section 24.8, “The INFORMATION_SCHEMA EVENTS Table”</a></dt><dd></dd><dt><a class="xref" href="information-schema.html#routines-table" title="24.20 The INFORMATION_SCHEMA ROUTINES Table">Section 24.20, “The INFORMATION_SCHEMA ROUTINES Table”</a></dt><dd></dd><dt><a class="xref" href="information-schema.html#triggers-table" title="24.30 The INFORMATION_SCHEMA TRIGGERS Table">Section 24.30, “The INFORMATION_SCHEMA TRIGGERS Table”</a></dt><dd></dd><dt><a class="xref" href="information-schema.html#views-table" title="24.32 The INFORMATION_SCHEMA VIEWS Table">Section 24.32, “The INFORMATION_SCHEMA VIEWS Table”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#rewriter-query-rewrite-plugin-usage" title="5.6.4.2 Using the Rewriter Query Rewrite Plugin">Section 5.6.4.2, “Using the Rewriter Query Rewrite Plugin”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">character_set_connection</h3>
<dl><dt><a class="xref" href="functions.html#cast-functions" title="12.10 Cast Functions and Operators">Section 12.10, “Cast Functions and Operators”</a></dt><dd></dd><dt><a class="xref" href="functions.html#string-functions-charset" title="12.5.3 Character Set and Collation of Function Results">Section 12.5.3, “Character Set and Collation of Function Results”</a></dt><dd></dd><dt><a class="xref" href="charset.html#charset-introducer" title="10.3.8 Character Set Introducers">Section 10.3.8, “Character Set Introducers”</a></dt><dd></dd><dt><a class="xref" href="charset.html#charset-repertoire" title="10.2.1 Character Set Repertoire">Section 10.2.1, “Character Set Repertoire”</a></dt><dd></dd><dt><a class="xref" href="charset.html#charset-literal" title="10.3.6 Character String Literal Character Set and Collation">Section 10.3.6, “Character String Literal Character Set and Collation”</a></dt><dd></dd><dt><a class="xref" href="charset.html#charset-collation-coercibility" title="10.8.4 Collation Coercibility in Expressions">Section 10.8.4, “Collation Coercibility in Expressions”</a></dt><dd></dd><dt><a class="xref" href="charset.html#charset-connection" title="10.4 Connection Character Sets and Collations">Section 10.4, “Connection Character Sets and Collations”</a></dt><dd></dd><dt><a class="xref" href="functions.html#date-and-time-functions" title="12.7 Date and Time Functions">Section 12.7, “Date and Time Functions”</a></dt><dd></dd><dt><a class="xref" href="functions.html#encryption-functions" title="12.13 Encryption and Compression Functions">Section 12.13, “Encryption and Compression Functions”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#binary-log-mixed" title="5.4.4.3 Mixed Binary Logging Format">Section 5.4.4.3, “Mixed Binary Logging Format”</a></dt><dd></dd><dt><a class="xref" href="faqs.html#faqs-cjk" title="A.11 MySQL 8.0 FAQ: MySQL Chinese, Japanese, and Korean Character Sets">Section A.11, “MySQL 8.0 FAQ: MySQL Chinese, Japanese, and Korean
Character Sets”</a></dt><dd></dd><dt><a class="xref" href="charset.html#locale-support" title="10.15 MySQL Server Locale Support">Section 10.15, “MySQL Server Locale Support”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-features-variables" title="17.4.1.39 Replication and Variables">Section 17.4.1.39, “Replication and Variables”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#set-character-set" title="13.7.5.2 SET CHARACTER SET Syntax">Section 13.7.5.2, “SET CHARACTER SET Syntax”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#set-names" title="13.7.5.3 SET NAMES Syntax">Section 13.7.5.3, “SET NAMES Syntax”</a></dt><dd></dd><dt><a class="xref" href="language-structure.html#string-literals" title="9.1.1 String Literals">Section 9.1.1, “String Literals”</a></dt><dd></dd><dt><a class="xref" href="functions.html#type-conversion" title="12.2 Type Conversion in Expression Evaluation">Section 12.2, “Type Conversion in Expression Evaluation”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">character_set_database</h3>
<dl><dt><a class="xref" href="sql-syntax.html#alter-table" title="13.1.8 ALTER TABLE Syntax">Section 13.1.8, “ALTER TABLE Syntax”</a></dt><dd></dd><dt><a class="xref" href="installing.html#upgrading-from-previous-series" title="2.11.1.2 Changes Affecting Upgrades to MySQL 8.0">Section 2.11.1.2, “Changes Affecting Upgrades to MySQL 8.0”</a></dt><dd></dd><dt><a class="xref" href="charset.html#charset-connection" title="10.4 Connection Character Sets and Collations">Section 10.4, “Connection Character Sets and Collations”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#create-procedure" title="13.1.15 CREATE PROCEDURE and CREATE FUNCTION Syntax">Section 13.1.15, “CREATE PROCEDURE and CREATE FUNCTION Syntax”</a></dt><dd></dd><dt><a class="xref" href="charset.html#charset-database" title="10.3.3 Database Character Set and Collation">Section 10.3.3, “Database Character Set and Collation”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#load-data" title="13.2.7 LOAD DATA INFILE Syntax">Section 13.2.7, “LOAD DATA INFILE Syntax”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#binary-log-mixed" title="5.4.4.3 Mixed Binary Logging Format">Section 5.4.4.3, “Mixed Binary Logging Format”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-features-variables" title="17.4.1.39 Replication and Variables">Section 17.4.1.39, “Replication and Variables”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#set-character-set" title="13.7.5.2 SET CHARACTER SET Syntax">Section 13.7.5.2, “SET CHARACTER SET Syntax”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">character_set_filesystem</h3>
<dl><dt><a class="xref" href="sql-syntax.html#load-data" title="13.2.7 LOAD DATA INFILE Syntax">Section 13.2.7, “LOAD DATA INFILE Syntax”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#select-into" title="13.2.10.1 SELECT ... INTO Syntax">Section 13.2.10.1, “SELECT ... INTO Syntax”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-options" title="5.1.4 Server Command Options">Section 5.1.4, “Server Command Options”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="functions.html#string-functions" title="12.5 String Functions">Section 12.5, “String Functions”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">character_set_results</h3>
<dl><dt><a class="xref" href="connectors-apis.html#c-api-data-structures" title="27.7.5 C API Data Structures">Section 27.7.5, “C API Data Structures”</a></dt><dd></dd><dt><a class="xref" href="charset.html#charset-connection" title="10.4 Connection Character Sets and Collations">Section 10.4, “Connection Character Sets and Collations”</a></dt><dd></dd><dt><a class="xref" href="charset.html#charset-errors" title="10.6 Error Message Character Set">Section 10.6, “Error Message Character Set”</a></dt><dd></dd><dt><a class="xref" href="faqs.html#faqs-cjk" title="A.11 MySQL 8.0 FAQ: MySQL Chinese, Japanese, and Korean Character Sets">Section A.11, “MySQL 8.0 FAQ: MySQL Chinese, Japanese, and Korean
Character Sets”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#set-character-set" title="13.7.5.2 SET CHARACTER SET Syntax">Section 13.7.5.2, “SET CHARACTER SET Syntax”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#set-names" title="13.7.5.3 SET NAMES Syntax">Section 13.7.5.3, “SET NAMES Syntax”</a></dt><dd></dd><dt><a class="xref" href="charset.html#charset-metadata" title="10.2.2 UTF-8 for Metadata">Section 10.2.2, “UTF-8 for Metadata”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">character_set_server</h3>
<dl><dt><a class="xref" href="installing.html#upgrading-from-previous-series" title="2.11.1.2 Changes Affecting Upgrades to MySQL 8.0">Section 2.11.1.2, “Changes Affecting Upgrades to MySQL 8.0”</a></dt><dd></dd><dt><a class="xref" href="charset.html#charset-configuration" title="10.14 Character Set Configuration">Section 10.14, “Character Set Configuration”</a></dt><dd></dd><dt><a class="xref" href="charset.html#charset-connection" title="10.4 Connection Character Sets and Collations">Section 10.4, “Connection Character Sets and Collations”</a></dt><dd></dd><dt><a class="xref" href="charset.html#charset-database" title="10.3.3 Database Character Set and Collation">Section 10.3.3, “Database Character Set and Collation”</a></dt><dd></dd><dt><a class="xref" href="functions.html#fulltext-stopwords" title="12.9.4 Full-Text Stopwords">Section 12.9.4, “Full-Text Stopwords”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#binary-log-mixed" title="5.4.4.3 Mixed Binary Logging Format">Section 5.4.4.3, “Mixed Binary Logging Format”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-features-charset" title="17.4.1.3 Replication and Character Sets">Section 17.4.1.3, “Replication and Character Sets”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-features-variables" title="17.4.1.39 Replication and Variables">Section 17.4.1.39, “Replication and Variables”</a></dt><dd></dd><dt><a class="xref" href="charset.html#charset-server" title="10.3.2 Server Character Set and Collation">Section 10.3.2, “Server Character Set and Collation”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">character_set_system</h3>
<dl><dt><a class="xref" href="charset.html#charset-configuration" title="10.14 Character Set Configuration">Section 10.14, “Character Set Configuration”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="charset.html#charset-metadata" title="10.2.2 UTF-8 for Metadata">Section 10.2.2, “UTF-8 for Metadata”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">character_sets_dir</h3>
<dl><dt><a class="xref" href="charset.html#adding-collation-simple-8bit" title="10.13.3 Adding a Simple Collation to an 8-Bit Character Set">Section 10.13.3, “Adding a Simple Collation to an 8-Bit Character Set”</a></dt><dd></dd><dt><a class="xref" href="charset.html#ldml-collation-example" title="10.13.4.1 Defining a UCA Collation Using LDML Syntax">Section 10.13.4.1, “Defining a UCA Collation Using LDML Syntax”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">check_proxy_users</h3>
<dl><dt><a class="xref" href="security.html#proxy-users" title="6.3.11 Proxy Users">Section 6.3.11, “Proxy Users”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">collation_connection</h3>
<dl><dt><a class="xref" href="functions.html#cast-functions" title="12.10 Cast Functions and Operators">Section 12.10, “Cast Functions and Operators”</a></dt><dd></dd><dt><a class="xref" href="functions.html#string-functions-charset" title="12.5.3 Character Set and Collation of Function Results">Section 12.5.3, “Character Set and Collation of Function Results”</a></dt><dd></dd><dt><a class="xref" href="charset.html#charset-introducer" title="10.3.8 Character Set Introducers">Section 10.3.8, “Character Set Introducers”</a></dt><dd></dd><dt><a class="xref" href="charset.html#charset-literal" title="10.3.6 Character String Literal Character Set and Collation">Section 10.3.6, “Character String Literal Character Set and Collation”</a></dt><dd></dd><dt><a class="xref" href="charset.html#charset-collation-coercibility" title="10.8.4 Collation Coercibility in Expressions">Section 10.8.4, “Collation Coercibility in Expressions”</a></dt><dd></dd><dt><a class="xref" href="charset.html#charset-connection" title="10.4 Connection Character Sets and Collations">Section 10.4, “Connection Character Sets and Collations”</a></dt><dd></dd><dt><a class="xref" href="functions.html#date-and-time-functions" title="12.7 Date and Time Functions">Section 12.7, “Date and Time Functions”</a></dt><dd></dd><dt><a class="xref" href="functions.html#encryption-functions" title="12.13 Encryption and Compression Functions">Section 12.13, “Encryption and Compression Functions”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#binary-log-mixed" title="5.4.4.3 Mixed Binary Logging Format">Section 5.4.4.3, “Mixed Binary Logging Format”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-features-variables" title="17.4.1.39 Replication and Variables">Section 17.4.1.39, “Replication and Variables”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#set-names" title="13.7.5.3 SET NAMES Syntax">Section 13.7.5.3, “SET NAMES Syntax”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#show-create-event" title="13.7.6.7 SHOW CREATE EVENT Syntax">Section 13.7.6.7, “SHOW CREATE EVENT Syntax”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#show-create-procedure" title="13.7.6.9 SHOW CREATE PROCEDURE Syntax">Section 13.7.6.9, “SHOW CREATE PROCEDURE Syntax”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#show-create-trigger" title="13.7.6.11 SHOW CREATE TRIGGER Syntax">Section 13.7.6.11, “SHOW CREATE TRIGGER Syntax”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#show-create-view" title="13.7.6.13 SHOW CREATE VIEW Syntax">Section 13.7.6.13, “SHOW CREATE VIEW Syntax”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#show-events" title="13.7.6.18 SHOW EVENTS Syntax">Section 13.7.6.18, “SHOW EVENTS Syntax”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#show-procedure-status" title="13.7.6.28 SHOW PROCEDURE STATUS Syntax">Section 13.7.6.28, “SHOW PROCEDURE STATUS Syntax”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#show-triggers" title="13.7.6.38 SHOW TRIGGERS Syntax">Section 13.7.6.38, “SHOW TRIGGERS Syntax”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#binary-log" title="5.4.4 The Binary Log">Section 5.4.4, “The Binary Log”</a></dt><dd></dd><dt><a class="xref" href="information-schema.html#events-table" title="24.8 The INFORMATION_SCHEMA EVENTS Table">Section 24.8, “The INFORMATION_SCHEMA EVENTS Table”</a></dt><dd></dd><dt><a class="xref" href="information-schema.html#routines-table" title="24.20 The INFORMATION_SCHEMA ROUTINES Table">Section 24.20, “The INFORMATION_SCHEMA ROUTINES Table”</a></dt><dd></dd><dt><a class="xref" href="information-schema.html#triggers-table" title="24.30 The INFORMATION_SCHEMA TRIGGERS Table">Section 24.30, “The INFORMATION_SCHEMA TRIGGERS Table”</a></dt><dd></dd><dt><a class="xref" href="information-schema.html#views-table" title="24.32 The INFORMATION_SCHEMA VIEWS Table">Section 24.32, “The INFORMATION_SCHEMA VIEWS Table”</a></dt><dd></dd><dt><a class="xref" href="functions.html#type-conversion" title="12.2 Type Conversion in Expression Evaluation">Section 12.2, “Type Conversion in Expression Evaluation”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">collation_database</h3>
<dl><dt><a class="xref" href="installing.html#upgrading-from-previous-series" title="2.11.1.2 Changes Affecting Upgrades to MySQL 8.0">Section 2.11.1.2, “Changes Affecting Upgrades to MySQL 8.0”</a></dt><dd></dd><dt><a class="xref" href="charset.html#charset-connection" title="10.4 Connection Character Sets and Collations">Section 10.4, “Connection Character Sets and Collations”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#create-procedure" title="13.1.15 CREATE PROCEDURE and CREATE FUNCTION Syntax">Section 13.1.15, “CREATE PROCEDURE and CREATE FUNCTION Syntax”</a></dt><dd></dd><dt><a class="xref" href="charset.html#charset-database" title="10.3.3 Database Character Set and Collation">Section 10.3.3, “Database Character Set and Collation”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#binary-log-mixed" title="5.4.4.3 Mixed Binary Logging Format">Section 5.4.4.3, “Mixed Binary Logging Format”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-features-variables" title="17.4.1.39 Replication and Variables">Section 17.4.1.39, “Replication and Variables”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#binary-log" title="5.4.4 The Binary Log">Section 5.4.4, “The Binary Log”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">collation_server</h3>
<dl><dt><a class="xref" href="installing.html#upgrading-from-previous-series" title="2.11.1.2 Changes Affecting Upgrades to MySQL 8.0">Section 2.11.1.2, “Changes Affecting Upgrades to MySQL 8.0”</a></dt><dd></dd><dt><a class="xref" href="charset.html#charset-connection" title="10.4 Connection Character Sets and Collations">Section 10.4, “Connection Character Sets and Collations”</a></dt><dd></dd><dt><a class="xref" href="charset.html#charset-database" title="10.3.3 Database Character Set and Collation">Section 10.3.3, “Database Character Set and Collation”</a></dt><dd></dd><dt><a class="xref" href="functions.html#fulltext-stopwords" title="12.9.4 Full-Text Stopwords">Section 12.9.4, “Full-Text Stopwords”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#binary-log-mixed" title="5.4.4.3 Mixed Binary Logging Format">Section 5.4.4.3, “Mixed Binary Logging Format”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-features-variables" title="17.4.1.39 Replication and Variables">Section 17.4.1.39, “Replication and Variables”</a></dt><dd></dd><dt><a class="xref" href="charset.html#charset-server" title="10.3.2 Server Character Set and Collation">Section 10.3.2, “Server Character Set and Collation”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#binary-log" title="5.4.4 The Binary Log">Section 5.4.4, “The Binary Log”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">completion_type</h3>
<dl><dt><a class="xref" href="connectors-apis.html#mysql-commit" title="27.7.7.6 mysql_commit()">Section 27.7.7.6, “mysql_commit()”</a></dt><dd></dd><dt><a class="xref" href="connectors-apis.html#mysql-rollback" title="27.7.7.63 mysql_rollback()">Section 27.7.7.63, “mysql_rollback()”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#commit" title="13.3.1 START TRANSACTION, COMMIT, and ROLLBACK Syntax">Section 13.3.1, “START TRANSACTION, COMMIT, and ROLLBACK Syntax”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">concurrent_insert</h3>
<dl><dt><a class="xref" href="optimization.html#concurrent-inserts" title="8.11.3 Concurrent Inserts">Section 8.11.3, “Concurrent Inserts”</a></dt><dd></dd><dt><a class="xref" href="optimization.html#internal-locking" title="8.11.1 Internal Locking Methods">Section 8.11.1, “Internal Locking Methods”</a></dt><dd></dd><dt><a class="xref" href="optimization.html#optimizing-queries-myisam" title="8.6.1 Optimizing MyISAM Queries">Section 8.6.1, “Optimizing MyISAM Queries”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">connect_timeout</h3>
<dl><dt><a class="xref" href="error-handling.html#communication-errors" title="B.5.2.10 Communication Errors and Aborted Connections">Section B.5.2.10, “Communication Errors and Aborted Connections”</a></dt><dd></dd><dt><a class="xref" href="error-handling.html#error-lost-connection" title="B.5.2.3 Lost connection to MySQL server">Section B.5.2.3, “Lost connection to MySQL server”</a></dt><dd></dd><dt><a class="xref" href="connectors-apis.html#mysql-real-connect" title="27.7.7.54 mysql_real_connect()">Section 27.7.7.54, “mysql_real_connect()”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="document-store.html#x-plugin-system-variables-options" title="20.6.3.2 X Plugin System Variables and Options">Section 20.6.3.2, “X Plugin System Variables and Options”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">connection_control_failed_connections_threshold</h3>
<dl><dt><a class="xref" href="security.html#connection-control-installation" title="6.5.2.1 Connection-Control Plugin Installation">Section 6.5.2.1, “Connection-Control Plugin Installation”</a></dt><dd></dd><dt><a class="xref" href="security.html#connection-control-variables" title="6.5.2.2 Connection-Control System and Status Variables">Section 6.5.2.2, “Connection-Control System and Status Variables”</a></dt><dd></dd><dt><a class="xref" href="information-schema.html#connection-control-failed-login-attempts-table" title="24.35.1 The INFORMATION_SCHEMA CONNECTION_CONTROL_FAILED_LOGIN_ATTEMPTS Table">Section 24.35.1, “The INFORMATION_SCHEMA CONNECTION_CONTROL_FAILED_LOGIN_ATTEMPTS Table”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">connection_control_max_connection_delay</h3>
<dl><dt><a class="xref" href="security.html#connection-control-installation" title="6.5.2.1 Connection-Control Plugin Installation">Section 6.5.2.1, “Connection-Control Plugin Installation”</a></dt><dd></dd><dt><a class="xref" href="security.html#connection-control-variables" title="6.5.2.2 Connection-Control System and Status Variables">Section 6.5.2.2, “Connection-Control System and Status Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">connection_control_min_connection_delay</h3>
<dl><dt><a class="xref" href="security.html#connection-control-installation" title="6.5.2.1 Connection-Control Plugin Installation">Section 6.5.2.1, “Connection-Control Plugin Installation”</a></dt><dd></dd><dt><a class="xref" href="security.html#connection-control-variables" title="6.5.2.2 Connection-Control System and Status Variables">Section 6.5.2.2, “Connection-Control System and Status Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">core_file</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">cte_max_recursion_depth</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#with" title="13.2.13 WITH Syntax (Common Table Expressions)">Section 13.2.13, “WITH Syntax (Common Table Expressions)”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<a name="sysvar-index-D"></a><h3 class="title">D</h3>
<p>[<a class="link" href="dynindex-sysvar.html#sysvar-index-top">index top</a>]</p><dl><dt></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">daemon_memcached_engine_lib_name</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-memcached-setup" title="15.19.3 Setting Up the InnoDB memcached Plugin">Section 15.19.3, “Setting Up the InnoDB memcached Plugin”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">daemon_memcached_engine_lib_path</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-memcached-setup" title="15.19.3 Setting Up the InnoDB memcached Plugin">Section 15.19.3, “Setting Up the InnoDB memcached Plugin”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">daemon_memcached_option</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-memcached-intro" title="15.19.2 InnoDB memcached Architecture">Section 15.19.2, “InnoDB memcached Architecture”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-memcached-security" title="15.19.5 Security Considerations for the InnoDB memcached Plugin">Section 15.19.5, “Security Considerations for the InnoDB memcached Plugin”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-memcached-setup" title="15.19.3 Setting Up the InnoDB memcached Plugin">Section 15.19.3, “Setting Up the InnoDB memcached Plugin”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-memcached-troubleshoot" title="15.19.9 Troubleshooting the InnoDB memcached Plugin">Section 15.19.9, “Troubleshooting the InnoDB memcached Plugin”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">daemon_memcached_r_batch_size</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-memcached-intro" title="15.19.2 InnoDB memcached Architecture">Section 15.19.2, “InnoDB memcached Architecture”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-parameters" title="15.13 InnoDB Startup Options and System Variables">Section 15.13, “InnoDB Startup Options and System Variables”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-memcached-ddl" title="15.19.6.6 Performing DML and DDL Statements on the Underlying InnoDB Table">Section 15.19.6.6, “Performing DML and DDL Statements on the Underlying InnoDB Table”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-memcached-setup" title="15.19.3 Setting Up the InnoDB memcached Plugin">Section 15.19.3, “Setting Up the InnoDB memcached Plugin”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-memcached-replication" title="15.19.7 The InnoDB memcached Plugin and Replication">Section 15.19.7, “The InnoDB memcached Plugin and Replication”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-memcached-tuning" title="15.19.6.3 Tuning InnoDB memcached Plugin Performance">Section 15.19.6.3, “Tuning InnoDB memcached Plugin Performance”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">daemon_memcached_w_batch_size</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-memcached-txn" title="15.19.6.4 Controlling Transactional Behavior of the InnoDB memcached Plugin">Section 15.19.6.4, “Controlling Transactional Behavior of the InnoDB memcached Plugin”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-memcached-intro" title="15.19.2 InnoDB memcached Architecture">Section 15.19.2, “InnoDB memcached Architecture”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-parameters" title="15.13 InnoDB Startup Options and System Variables">Section 15.13, “InnoDB Startup Options and System Variables”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-memcached-ddl" title="15.19.6.6 Performing DML and DDL Statements on the Underlying InnoDB Table">Section 15.19.6.6, “Performing DML and DDL Statements on the Underlying InnoDB Table”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-memcached-setup" title="15.19.3 Setting Up the InnoDB memcached Plugin">Section 15.19.3, “Setting Up the InnoDB memcached Plugin”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-memcached-replication" title="15.19.7 The InnoDB memcached Plugin and Replication">Section 15.19.7, “The InnoDB memcached Plugin and Replication”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-memcached-tuning" title="15.19.6.3 Tuning InnoDB memcached Plugin Performance">Section 15.19.6.3, “Tuning InnoDB memcached Plugin Performance”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">DATADIR</h3>
<dl><dt><a class="xref" href="sql-syntax.html#create-tablespace" title="13.1.19 CREATE TABLESPACE Syntax">Section 13.1.19, “CREATE TABLESPACE Syntax”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">datadir</h3>
<dl><dt><a class="xref" href="group-replication.html#group-replication-configuring-instances" title="18.2.1.2 Configuring an Instance for Group Replication">Section 18.2.1.2, “Configuring an Instance for Group Replication”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-undo-tablespace" title="15.7.8 Configuring Undo Tablespaces">Section 15.7.8, “Configuring Undo Tablespaces”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-recovery" title="15.17.2 InnoDB Recovery">Section 15.17.2, “InnoDB Recovery”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-init-startup-configuration" title="15.6.1 InnoDB Startup Configuration">Section 15.6.1, “InnoDB Startup Configuration”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-parameters" title="15.13 InnoDB Startup Options and System Variables">Section 15.13, “InnoDB Startup Options and System Variables”</a></dt><dd></dd><dt><a class="xref" href="installing.html#osx-installation-launchd" title="2.4.3 Installing and Using the MySQL Launch Daemon">Section 2.4.3, “Installing and Using the MySQL Launch Daemon”</a></dt><dd></dd><dt><a class="xref" href="installing.html#windows-installation" title="2.3 Installing MySQL on Microsoft Windows">Section 2.3, “Installing MySQL on Microsoft Windows”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-moving-data-files-offline" title="15.7.7 Moving Tablespace Files While the Server is Offline">Section 15.7.7, “Moving Tablespace Files While the Server is Offline”</a></dt><dd></dd><dt><a class="xref" href="glossary.html" title="MySQL Glossary">MySQL Glossary</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-create-index-concurrency" title="15.12.2 Online DDL Performance, Concurrency, and Space Requirements">Section 15.12.2, “Online DDL Performance, Concurrency, and Space Requirements”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-options" title="5.1.4 Server Command Options">Section 5.1.4, “Server Command Options”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="information-schema.html#files-table" title="24.9 The INFORMATION_SCHEMA FILES Table">Section 24.9, “The INFORMATION_SCHEMA FILES Table”</a></dt><dd></dd><dt><a class="xref" href="information-schema.html#innodb-tables-table" title="24.33.23 The INFORMATION_SCHEMA INNODB_TABLES Table">Section 24.33.23, “The INFORMATION_SCHEMA INNODB_TABLES Table”</a></dt><dd></dd><dt><a class="xref" href="information-schema.html#innodb-tablespaces-table" title="24.33.24 The INFORMATION_SCHEMA INNODB_TABLESPACES Table">Section 24.33.24, “The INFORMATION_SCHEMA INNODB_TABLESPACES Table”</a></dt><dd></dd><dt><a class="xref" href="error-handling.html#temporary-files" title="B.5.3.5 Where MySQL Stores Temporary Files">Section B.5.3.5, “Where MySQL Stores Temporary Files”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">date_format</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">datetime_format</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">debug</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="extending-mysql.html#dbug-package" title="28.5.3 The DBUG Package">Section 28.5.3, “The DBUG Package”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">debug_sync</h3>
<dl><dt><a class="xref" href="performance-schema.html#variables-info-table" title="25.11.13.2 Performance Schema variables_info Table">Section 25.11.13.2, “Performance Schema variables_info Table”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">default</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-benchmarking" title="15.1.4 Testing and Benchmarking with InnoDB">Section 15.1.4, “Testing and Benchmarking with InnoDB”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">default_authentication_plugin</h3>
<dl><dt><a class="xref" href="sql-syntax.html#alter-user" title="13.7.1.1 ALTER USER Syntax">Section 13.7.1.1, “ALTER USER Syntax”</a></dt><dd></dd><dt><a class="xref" href="security.html#authentication-plugins" title="6.5.1 Authentication Plugins">Section 6.5.1, “Authentication Plugins”</a></dt><dd></dd><dt><a class="xref" href="security.html#caching-sha2-pluggable-authentication" title="6.5.1.3 Caching SHA-2 Pluggable Authentication">Section 6.5.1.3, “Caching SHA-2 Pluggable Authentication”</a></dt><dd></dd><dt><a class="xref" href="installing.html#upgrading-from-previous-series" title="2.11.1.2 Changes Affecting Upgrades to MySQL 8.0">Section 2.11.1.2, “Changes Affecting Upgrades to MySQL 8.0”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#create-user" title="13.7.1.3 CREATE USER Syntax">Section 13.7.1.3, “CREATE USER Syntax”</a></dt><dd></dd><dt><a class="xref" href="security.html#pluggable-authentication" title="6.3.10 Pluggable Authentication">Section 6.3.10, “Pluggable Authentication”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="security.html#sha256-pluggable-authentication" title="6.5.1.2 SHA-256 Pluggable Authentication">Section 6.5.1.2, “SHA-256 Pluggable Authentication”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">default_collation_for_utf</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-upgrade" title="17.4.3 Upgrading a Replication Setup">Section 17.4.3, “Upgrading a Replication Setup”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">default_password_lifetime</h3>
<dl><dt><a class="xref" href="sql-syntax.html#alter-user" title="13.7.1.1 ALTER USER Syntax">Section 13.7.1.1, “ALTER USER Syntax”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#create-user" title="13.7.1.3 CREATE USER Syntax">Section 13.7.1.3, “CREATE USER Syntax”</a></dt><dd></dd><dt><a class="xref" href="security.html#grant-tables" title="6.2.3 Grant Tables">Section 6.2.3, “Grant Tables”</a></dt><dd></dd><dt><a class="xref" href="security.html#password-management" title="6.3.8 Password Management">Section 6.3.8, “Password Management”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">default_storage_engine</h3>
<dl><dt><a class="xref" href="sql-syntax.html#create-table" title="13.1.18 CREATE TABLE Syntax">Section 13.1.18, “CREATE TABLE Syntax”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#create-tablespace" title="13.1.19 CREATE TABLESPACE Syntax">Section 13.1.19, “CREATE TABLESPACE Syntax”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#general-tablespaces" title="15.7.10 InnoDB General Tablespaces">Section 15.7.10, “InnoDB General Tablespaces”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-plugin-loading" title="5.6.1 Installing and Uninstalling Plugins">Section 5.6.1, “Installing and Uninstalling Plugins”</a></dt><dd></dd><dt><a class="xref" href="partitioning.html#partitioning-list" title="22.2.2 LIST Partitioning">Section 22.2.2, “LIST Partitioning”</a></dt><dd></dd><dt><a class="xref" href="partitioning.html#partitioning-overview" title="22.1 Overview of Partitioning in MySQL">Section 22.1, “Overview of Partitioning in MySQL”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-features-variables" title="17.4.1.39 Replication and Variables">Section 17.4.1.39, “Replication and Variables”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="storage-engines.html#storage-engine-setting" title="16.1 Setting the Storage Engine">Section 16.1, “Setting the Storage Engine”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-solutions-diffengines" title="17.3.4 Using Replication with Different Master and Slave Storage Engines">Section 17.3.4, “Using Replication with Different Master and Slave Storage Engines”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">default_tmp_storage_engine</h3>
<dl><dt><a class="xref" href="server-administration.html#server-plugin-loading" title="5.6.1 Installing and Uninstalling Plugins">Section 5.6.1, “Installing and Uninstalling Plugins”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-options" title="5.1.4 Server Command Options">Section 5.1.4, “Server Command Options”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="storage-engines.html#storage-engine-setting" title="16.1 Setting the Storage Engine">Section 16.1, “Setting the Storage Engine”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-temporary-tablespace" title="15.4.11 Temporary Tablespace">Section 15.4.11, “Temporary Tablespace”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">default_week_format</h3>
<dl><dt><a class="xref" href="functions.html#date-and-time-functions" title="12.7 Date and Time Functions">Section 12.7, “Date and Time Functions”</a></dt><dd></dd><dt><a class="xref" href="partitioning.html#partitioning-limitations-functions" title="22.6.3 Partitioning Limitations Relating to Functions">Section 22.6.3, “Partitioning Limitations Relating to Functions”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">delay_key_write</h3>
<dl><dt><a class="xref" href="sql-syntax.html#create-table" title="13.1.18 CREATE TABLE Syntax">Section 13.1.18, “CREATE TABLE Syntax”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">delayed_insert_limit</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">delayed_insert_timeout</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">delayed_queue_size</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">disabled_storage_engines</h3>
<dl><dt><a class="xref" href="faqs.html#faqs-storage-engines" title="A.2 MySQL 8.0 FAQ: Storage Engines">Section A.2, “MySQL 8.0 FAQ: Storage Engines”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-options" title="5.1.4 Server Command Options">Section 5.1.4, “Server Command Options”</a></dt><dd></dd><dt><a class="xref" href="error-handling.html#error-messages-server" title="B.3 Server Error Codes and Messages">Section B.3, “Server Error Codes and Messages”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">disconnect_on_expired_password</h3>
<dl><dt><a class="xref" href="security.html#expired-password-handling" title="6.3.9 Server Handling of Expired Passwords">Section 6.3.9, “Server Handling of Expired Passwords”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">div_precision_increment</h3>
<dl><dt><a class="xref" href="functions.html#arithmetic-functions" title="12.6.1 Arithmetic Operators">Section 12.6.1, “Arithmetic Operators”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">dragnet</h3>
<dl><dt><a class="xref" href="server-administration.html#error-log-components" title="5.5.1 Error Log Components">Section 5.5.1, “Error Log Components”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#error-log-filtering" title="5.4.2.5 Error Log Filtering">Section 5.4.2.5, “Error Log Filtering”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-components" title="5.5 MySQL Server Components">Section 5.5, “MySQL Server Components”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#set-variable" title="13.7.5.1 SET Syntax for Variable Assignment">Section 13.7.5.1, “SET Syntax for Variable Assignment”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#using-system-variables" title="5.1.6 Using System Variables">Section 5.1.6, “Using System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<a name="sysvar-index-E"></a><h3 class="title">E</h3>
<p>[<a class="link" href="dynindex-sysvar.html#sysvar-index-top">index top</a>]</p><dl><dt></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">end_markers_in_json</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">enforce</h3>
<dl><dt><a class="xref" href="replication.html#replication-options-gtids" title="17.1.6.5 Global Transaction ID Options and Variables">Section 17.1.6.5, “Global Transaction ID Options and Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">enforce_gtid_consistency</h3>
<dl><dt><a class="xref" href="replication.html#replication-mode-change-online-disable-gtids" title="17.1.5.3 Disabling GTID Transactions Online">Section 17.1.5.3, “Disabling GTID Transactions Online”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-options-gtids" title="17.1.6.5 Global Transaction ID Options and Variables">Section 17.1.6.5, “Global Transaction ID Options and Variables”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-mode-change-online-concepts" title="17.1.5.1 Replication Mode Concepts">Section 17.1.5.1, “Replication Mode Concepts”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-gtids-howto" title="17.1.3.4 Setting Up Replication Using GTIDs">Section 17.1.3.4, “Setting Up Replication Using GTIDs”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">eq_range_index_dive_limit</h3>
<dl><dt><a class="xref" href="optimization.html#range-optimization" title="8.2.1.2 Range Optimization">Section 8.2.1.2, “Range Optimization”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">error_count</h3>
<dl><dt><a class="xref" href="sql-syntax.html#diagnostics-area-system-variables" title="13.6.7.7.5 Diagnostics Area-Related System Variables">Section 13.6.7.7.5, “Diagnostics Area-Related System Variables”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#sql-syntax-prepared-statements" title="13.5 Prepared SQL Statement Syntax">Section 13.5, “Prepared SQL Statement Syntax”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#show-errors" title="13.7.6.17 SHOW ERRORS Syntax">Section 13.7.6.17, “SHOW ERRORS Syntax”</a></dt><dd></dd><dt><a class="xref" href="error-handling.html#error-sources" title="B.1 Sources of Error Information">Section B.1, “Sources of Error Information”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">event_scheduler</h3>
<dl><dt><a class="xref" href="stored-programs-views.html#events-configuration" title="23.4.2 Event Scheduler Configuration">Section 23.4.2, “Event Scheduler Configuration”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="stored-programs-views.html#events-privileges" title="23.4.6 The Event Scheduler and MySQL Privileges">Section 23.4.6, “The Event Scheduler and MySQL Privileges”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">executed_gtids_compression_period</h3>
<dl><dt><a class="xref" href="replication.html#replication-options-gtids" title="17.1.6.5 Global Transaction ID Options and Variables">Section 17.1.6.5, “Global Transaction ID Options and Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">expire_logs_days</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">explicit_defaults_for_timestamp</h3>
<dl><dt><a class="xref" href="data-types.html#timestamp-initialization" title="11.3.5 Automatic Initialization and Updating for TIMESTAMP and DATETIME">Section 11.3.5, “Automatic Initialization and Updating for TIMESTAMP and DATETIME”</a></dt><dd></dd><dt><a class="xref" href="data-types.html#data-type-defaults" title="11.7 Data Type Default Values">Section 11.7, “Data Type Default Values”</a></dt><dd></dd><dt><a class="xref" href="data-types.html#date-and-time-type-overview" title="11.1.2 Date and Time Type Overview">Section 11.1.2, “Date and Time Type Overview”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">external_user</h3>
<dl><dt><a class="xref" href="security.html#audit-log-file-formats" title="6.5.5.4 Audit Log File Formats">Section 6.5.5.4, “Audit Log File Formats”</a></dt><dd></dd><dt><a class="xref" href="extending-mysql.html#writing-authentication-plugins-proxy-users" title="28.2.4.9.4 Implementing Proxy User Support in Authentication Plugins">Section 28.2.4.9.4, “Implementing Proxy User Support in Authentication Plugins”</a></dt><dd></dd><dt><a class="xref" href="security.html#proxy-users" title="6.3.11 Proxy Users">Section 6.3.11, “Proxy Users”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="extending-mysql.html#writing-authentication-plugins-server-side" title="28.2.4.9.1 Writing the Server-Side Authentication Plugin">Section 28.2.4.9.1, “Writing the Server-Side Authentication Plugin”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<a name="sysvar-index-F"></a><h3 class="title">F</h3>
<p>[<a class="link" href="dynindex-sysvar.html#sysvar-index-top">index top</a>]</p><dl><dt></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">flush</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">flush_time</h3>
<dl><dt><a class="xref" href="server-administration.html#server-options" title="5.1.4 Server Command Options">Section 5.1.4, “Server Command Options”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">foreign_key_checks</h3>
<dl><dt><a class="xref" href="sql-syntax.html#alter-table" title="13.1.8 ALTER TABLE Syntax">Section 13.1.8, “ALTER TABLE Syntax”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#tablespace-copying" title="15.7.6 Copying File-Per-Table Tablespaces to Another Instance">Section 15.7.6, “Copying File-Per-Table Tablespaces to Another Instance”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#binary-log-mixed" title="5.4.4.3 Mixed Binary Logging Format">Section 5.4.4.3, “Mixed Binary Logging Format”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-create-index-implementation" title="15.12.5 Online DDL Implementation Details">Section 15.12.5, “Online DDL Implementation Details”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-create-index-overview" title="15.12.1 Online DDL Overview">Section 15.12.1, “Online DDL Overview”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-features-variables" title="17.4.1.39 Replication and Variables">Section 17.4.1.39, “Replication and Variables”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#sql-mode" title="5.1.8 Server SQL Modes">Section 5.1.8, “Server SQL Modes”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#binary-log" title="5.4.4 The Binary Log">Section 5.4.4, “The Binary Log”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#create-table-foreign-keys" title="13.1.18.6 Using FOREIGN KEY Constraints">Section 13.1.18.6, “Using FOREIGN KEY Constraints”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">ft_boolean_syntax</h3>
<dl><dt><a class="xref" href="functions.html#fulltext-boolean" title="12.9.2 Boolean Full-Text Searches">Section 12.9.2, “Boolean Full-Text Searches”</a></dt><dd></dd><dt><a class="xref" href="functions.html#fulltext-fine-tuning" title="12.9.6 Fine-Tuning MySQL Full-Text Search">Section 12.9.6, “Fine-Tuning MySQL Full-Text Search”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">ft_max_word_len</h3>
<dl><dt><a class="xref" href="functions.html#fulltext-boolean" title="12.9.2 Boolean Full-Text Searches">Section 12.9.2, “Boolean Full-Text Searches”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-howto-rawdata" title="17.1.2.5.2 Creating a Data Snapshot Using Raw Data Files">Section 17.1.2.5.2, “Creating a Data Snapshot Using Raw Data Files”</a></dt><dd></dd><dt><a class="xref" href="functions.html#fulltext-fine-tuning" title="12.9.6 Fine-Tuning MySQL Full-Text Search">Section 12.9.6, “Fine-Tuning MySQL Full-Text Search”</a></dt><dd></dd><dt><a class="xref" href="functions.html#fulltext-search-ngram" title="12.9.8 ngram Full-Text Parser">Section 12.9.8, “ngram Full-Text Parser”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="extending-mysql.html#writing-full-text-plugins" title="28.2.4.4 Writing Full-Text Parser Plugins">Section 28.2.4.4, “Writing Full-Text Parser Plugins”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">ft_min_word_len</h3>
<dl><dt><a class="xref" href="functions.html#fulltext-boolean" title="12.9.2 Boolean Full-Text Searches">Section 12.9.2, “Boolean Full-Text Searches”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-howto-rawdata" title="17.1.2.5.2 Creating a Data Snapshot Using Raw Data Files">Section 17.1.2.5.2, “Creating a Data Snapshot Using Raw Data Files”</a></dt><dd></dd><dt><a class="xref" href="functions.html#fulltext-fine-tuning" title="12.9.6 Fine-Tuning MySQL Full-Text Search">Section 12.9.6, “Fine-Tuning MySQL Full-Text Search”</a></dt><dd></dd><dt><a class="xref" href="functions.html#fulltext-search-mecab" title="12.9.9 MeCab Full-Text Parser Plugin">Section 12.9.9, “MeCab Full-Text Parser Plugin”</a></dt><dd></dd><dt><a class="xref" href="functions.html#fulltext-natural-language" title="12.9.1 Natural Language Full-Text Searches">Section 12.9.1, “Natural Language Full-Text Searches”</a></dt><dd></dd><dt><a class="xref" href="functions.html#fulltext-search-ngram" title="12.9.8 ngram Full-Text Parser">Section 12.9.8, “ngram Full-Text Parser”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="extending-mysql.html#writing-full-text-plugins" title="28.2.4.4 Writing Full-Text Parser Plugins">Section 28.2.4.4, “Writing Full-Text Parser Plugins”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">ft_query_expansion_limit</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">ft_stopword_file</h3>
<dl><dt><a class="xref" href="functions.html#fulltext-boolean" title="12.9.2 Boolean Full-Text Searches">Section 12.9.2, “Boolean Full-Text Searches”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-howto-rawdata" title="17.1.2.5.2 Creating a Data Snapshot Using Raw Data Files">Section 17.1.2.5.2, “Creating a Data Snapshot Using Raw Data Files”</a></dt><dd></dd><dt><a class="xref" href="functions.html#fulltext-fine-tuning" title="12.9.6 Fine-Tuning MySQL Full-Text Search">Section 12.9.6, “Fine-Tuning MySQL Full-Text Search”</a></dt><dd></dd><dt><a class="xref" href="functions.html#fulltext-stopwords" title="12.9.4 Full-Text Stopwords">Section 12.9.4, “Full-Text Stopwords”</a></dt><dd></dd><dt><a class="xref" href="functions.html#fulltext-natural-language" title="12.9.1 Natural Language Full-Text Searches">Section 12.9.1, “Natural Language Full-Text Searches”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<a name="sysvar-index-G"></a><h3 class="title">G</h3>
<p>[<a class="link" href="dynindex-sysvar.html#sysvar-index-top">index top</a>]</p><dl><dt></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">general_log</h3>
<dl><dt><a class="xref" href="glossary.html" title="MySQL Glossary">MySQL Glossary</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#log-destinations" title="5.4.1 Selecting General Query and Slow Query Log Output Destinations">Section 5.4.1, “Selecting General Query and Slow Query Log Output Destinations”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-options" title="5.1.4 Server Command Options">Section 5.1.4, “Server Command Options”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#query-log" title="5.4.3 The General Query Log">Section 5.4.3, “The General Query Log”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">general_log_file</h3>
<dl><dt><a class="xref" href="server-administration.html#log-destinations" title="5.4.1 Selecting General Query and Slow Query Log Output Destinations">Section 5.4.1, “Selecting General Query and Slow Query Log Output Destinations”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#query-log" title="5.4.3 The General Query Log">Section 5.4.3, “The General Query Log”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">group_concat_max_len</h3>
<dl><dt><a class="xref" href="functions.html#group-by-functions" title="12.19.1 Aggregate (GROUP BY) Function Descriptions">Section 12.19.1, “Aggregate (GROUP BY) Function Descriptions”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">group_replication_allow_local_disjoint_gtids_join</h3>
<dl><dt><a class="xref" href="group-replication.html#group-replication-options" title="18.6 Group Replication System Variables">Section 18.6, “Group Replication System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">group_replication_allow_local_lower_version_join</h3>
<dl><dt><a class="xref" href="group-replication.html#group-replication-options" title="18.6 Group Replication System Variables">Section 18.6, “Group Replication System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">group_replication_auto_increment_increment</h3>
<dl><dt><a class="xref" href="group-replication.html#group-replication-options" title="18.6 Group Replication System Variables">Section 18.6, “Group Replication System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">group_replication_bootstrap_group</h3>
<dl><dt><a class="xref" href="group-replication.html#group-replication-configuring-instances" title="18.2.1.2 Configuring an Instance for Group Replication">Section 18.2.1.2, “Configuring an Instance for Group Replication”</a></dt><dd></dd><dt><a class="xref" href="group-replication.html#group-replication-options" title="18.6 Group Replication System Variables">Section 18.6, “Group Replication System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">group_replication_communication_debug_options</h3>
<dl><dt><a class="xref" href="group-replication.html#group-replication-options" title="18.6 Group Replication System Variables">Section 18.6, “Group Replication System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">group_replication_components_stop_timeout</h3>
<dl><dt><a class="xref" href="group-replication.html#group-replication-options" title="18.6 Group Replication System Variables">Section 18.6, “Group Replication System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">group_replication_compression_threshold</h3>
<dl><dt><a class="xref" href="group-replication.html#group-replication-options" title="18.6 Group Replication System Variables">Section 18.6, “Group Replication System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">group_replication_enforce_update_everywhere_checks</h3>
<dl><dt><a class="xref" href="group-replication.html#group-replication-deploying-in-multi-primary-or-single-primary-mode" title="18.4.1 Deploying in Multi-Primary or Single-Primary Mode">Section 18.4.1, “Deploying in Multi-Primary or Single-Primary Mode”</a></dt><dd></dd><dt><a class="xref" href="group-replication.html#group-replication-limitations" title="18.7.2 Group Replication Limitations">Section 18.7.2, “Group Replication Limitations”</a></dt><dd></dd><dt><a class="xref" href="group-replication.html#group-replication-options" title="18.6 Group Replication System Variables">Section 18.6, “Group Replication System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">group_replication_flow_control_applier_threshold</h3>
<dl><dt><a class="xref" href="group-replication.html#group-replication-options" title="18.6 Group Replication System Variables">Section 18.6, “Group Replication System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">group_replication_flow_control_certifier_threshold</h3>
<dl><dt><a class="xref" href="group-replication.html#group-replication-options" title="18.6 Group Replication System Variables">Section 18.6, “Group Replication System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">group_replication_flow_control_hold_percent</h3>
<dl><dt><a class="xref" href="group-replication.html#group-replication-options" title="18.6 Group Replication System Variables">Section 18.6, “Group Replication System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">group_replication_flow_control_max_commit_quota</h3>
<dl><dt><a class="xref" href="group-replication.html#group-replication-options" title="18.6 Group Replication System Variables">Section 18.6, “Group Replication System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">group_replication_flow_control_member_quota_percent</h3>
<dl><dt><a class="xref" href="group-replication.html#group-replication-options" title="18.6 Group Replication System Variables">Section 18.6, “Group Replication System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">group_replication_flow_control_min_quota</h3>
<dl><dt><a class="xref" href="group-replication.html#group-replication-options" title="18.6 Group Replication System Variables">Section 18.6, “Group Replication System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">group_replication_flow_control_min_recovery_quota</h3>
<dl><dt><a class="xref" href="group-replication.html#group-replication-options" title="18.6 Group Replication System Variables">Section 18.6, “Group Replication System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">group_replication_flow_control_mode</h3>
<dl><dt><a class="xref" href="group-replication.html#group-replication-options" title="18.6 Group Replication System Variables">Section 18.6, “Group Replication System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">group_replication_flow_control_period</h3>
<dl><dt><a class="xref" href="group-replication.html#group-replication-options" title="18.6 Group Replication System Variables">Section 18.6, “Group Replication System Variables”</a></dt><dd></dd><dt><a class="xref" href="group-replication.html#group-replication-replication-group-member-stats" title="18.3.1 Replication_group_member_stats">Section 18.3.1, “Replication_group_member_stats”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">group_replication_flow_control_release_percent</h3>
<dl><dt><a class="xref" href="group-replication.html#group-replication-options" title="18.6 Group Replication System Variables">Section 18.6, “Group Replication System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">group_replication_force_members</h3>
<dl><dt><a class="xref" href="group-replication.html#group-replication-options" title="18.6 Group Replication System Variables">Section 18.6, “Group Replication System Variables”</a></dt><dd></dd><dt><a class="xref" href="group-replication.html#group-replication-network-partitioning" title="18.4.3 Network Partitioning">Section 18.4.3, “Network Partitioning”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">group_replication_group_name</h3>
<dl><dt><a class="xref" href="group-replication.html#group-replication-configuring-instances" title="18.2.1.2 Configuring an Instance for Group Replication">Section 18.2.1.2, “Configuring an Instance for Group Replication”</a></dt><dd></dd><dt><a class="xref" href="group-replication.html#group-replication-options" title="18.6 Group Replication System Variables">Section 18.6, “Group Replication System Variables”</a></dt><dd></dd><dt><a class="xref" href="mysql-innodb-cluster-userguide.html#mysql-innodb-cluster-working-with-cluster" title="21.4 Working with InnoDB Cluster">Section 21.4, “Working with InnoDB Cluster”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">group_replication_group_seeds</h3>
<dl><dt><a class="xref" href="group-replication.html#group-replication-configuring-instances" title="18.2.1.2 Configuring an Instance for Group Replication">Section 18.2.1.2, “Configuring an Instance for Group Replication”</a></dt><dd></dd><dt><a class="xref" href="group-replication.html#group-replication-options" title="18.6 Group Replication System Variables">Section 18.6, “Group Replication System Variables”</a></dt><dd></dd><dt><a class="xref" href="mysql-innodb-cluster-userguide.html#mysql-innodb-cluster-limitations" title="21.5 Known Limitations">Section 21.5, “Known Limitations”</a></dt><dd></dd><dt><a class="xref" href="mysql-innodb-cluster-userguide.html#mysql-innodb-cluster-working-with-cluster" title="21.4 Working with InnoDB Cluster">Section 21.4, “Working with InnoDB Cluster”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">group_replication_gtid_assignment_block_size</h3>
<dl><dt><a class="xref" href="group-replication.html#group-replication-options" title="18.6 Group Replication System Variables">Section 18.6, “Group Replication System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">group_replication_ip_whitelist</h3>
<dl><dt><a class="xref" href="group-replication.html#group-replication-options" title="18.6 Group Replication System Variables">Section 18.6, “Group Replication System Variables”</a></dt><dd></dd><dt><a class="xref" href="group-replication.html#group-replication-ip-address-whitelisting" title="18.5.1 IP Address Whitelisting">Section 18.5.1, “IP Address Whitelisting”</a></dt><dd></dd><dt><a class="xref" href="mysql-innodb-cluster-userguide.html#mysql-innodb-cluster-working-with-cluster" title="21.4 Working with InnoDB Cluster">Section 21.4, “Working with InnoDB Cluster”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">group_replication_local_address</h3>
<dl><dt><a class="xref" href="group-replication.html#group-replication-configuring-instances" title="18.2.1.2 Configuring an Instance for Group Replication">Section 18.2.1.2, “Configuring an Instance for Group Replication”</a></dt><dd></dd><dt><a class="xref" href="group-replication.html#group-replication-frequently-asked-questions" title="18.8 Frequently Asked Questions">Section 18.8, “Frequently Asked Questions”</a></dt><dd></dd><dt><a class="xref" href="group-replication.html#group-replication-options" title="18.6 Group Replication System Variables">Section 18.6, “Group Replication System Variables”</a></dt><dd></dd><dt><a class="xref" href="performance-schema.html#replication-group-members-table" title="25.11.11.9 The replication_group_members Table">Section 25.11.11.9, “The replication_group_members Table”</a></dt><dd></dd><dt><a class="xref" href="mysql-innodb-cluster-userguide.html#mysql-innodb-cluster-working-with-cluster" title="21.4 Working with InnoDB Cluster">Section 21.4, “Working with InnoDB Cluster”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">group_replication_member_weight</h3>
<dl><dt><a class="xref" href="group-replication.html#group-replication-options" title="18.6 Group Replication System Variables">Section 18.6, “Group Replication System Variables”</a></dt><dd></dd><dt><a class="xref" href="group-replication.html#group-replication-single-primary-mode" title="18.4.1.1 Single-Primary Mode">Section 18.4.1.1, “Single-Primary Mode”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">group_replication_poll_spin_loops</h3>
<dl><dt><a class="xref" href="group-replication.html#group-replication-fine-tuning-the-group-communication-thread" title="18.9.7.1 Fine Tuning the Group Communication Thread">Section 18.9.7.1, “Fine Tuning the Group Communication Thread”</a></dt><dd></dd><dt><a class="xref" href="group-replication.html#group-replication-options" title="18.6 Group Replication System Variables">Section 18.6, “Group Replication System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">group_replication_recovery_complete_at</h3>
<dl><dt><a class="xref" href="group-replication.html#group-replication-options" title="18.6 Group Replication System Variables">Section 18.6, “Group Replication System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">group_replication_recovery_get_public_key</h3>
<dl><dt><a class="xref" href="security.html#caching-sha2-pluggable-authentication" title="6.5.1.3 Caching SHA-2 Pluggable Authentication">Section 6.5.1.3, “Caching SHA-2 Pluggable Authentication”</a></dt><dd></dd><dt><a class="xref" href="group-replication.html#group-replication-options" title="18.6 Group Replication System Variables">Section 18.6, “Group Replication System Variables”</a></dt><dd></dd><dt><a class="xref" href="security.html#sha256-pluggable-authentication" title="6.5.1.2 SHA-256 Pluggable Authentication">Section 6.5.1.2, “SHA-256 Pluggable Authentication”</a></dt><dd></dd><dt><a class="xref" href="group-replication.html#group-replication-user-credentials" title="18.2.1.3 User Credentials">Section 18.2.1.3, “User Credentials”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">group_replication_recovery_public_key_path</h3>
<dl><dt><a class="xref" href="security.html#caching-sha2-pluggable-authentication" title="6.5.1.3 Caching SHA-2 Pluggable Authentication">Section 6.5.1.3, “Caching SHA-2 Pluggable Authentication”</a></dt><dd></dd><dt><a class="xref" href="group-replication.html#group-replication-options" title="18.6 Group Replication System Variables">Section 18.6, “Group Replication System Variables”</a></dt><dd></dd><dt><a class="xref" href="group-replication.html#group-replication-user-credentials" title="18.2.1.3 User Credentials">Section 18.2.1.3, “User Credentials”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">group_replication_recovery_reconnect_interval</h3>
<dl><dt><a class="xref" href="group-replication.html#group-replication-options" title="18.6 Group Replication System Variables">Section 18.6, “Group Replication System Variables”</a></dt><dd></dd><dt><a class="xref" href="group-replication.html#group-replication-tuning-recovery" title="18.4.2 Tuning Recovery">Section 18.4.2, “Tuning Recovery”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">group_replication_recovery_retry_count</h3>
<dl><dt><a class="xref" href="group-replication.html#group-replication-options" title="18.6 Group Replication System Variables">Section 18.6, “Group Replication System Variables”</a></dt><dd></dd><dt><a class="xref" href="group-replication.html#group-replication-tuning-recovery" title="18.4.2 Tuning Recovery">Section 18.4.2, “Tuning Recovery”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">group_replication_recovery_ssl_ca</h3>
<dl><dt><a class="xref" href="group-replication.html#group-replication-options" title="18.6 Group Replication System Variables">Section 18.6, “Group Replication System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">group_replication_recovery_ssl_capath</h3>
<dl><dt><a class="xref" href="group-replication.html#group-replication-options" title="18.6 Group Replication System Variables">Section 18.6, “Group Replication System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">group_replication_recovery_ssl_cert</h3>
<dl><dt><a class="xref" href="group-replication.html#group-replication-options" title="18.6 Group Replication System Variables">Section 18.6, “Group Replication System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">group_replication_recovery_ssl_cipher</h3>
<dl><dt><a class="xref" href="group-replication.html#group-replication-options" title="18.6 Group Replication System Variables">Section 18.6, “Group Replication System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">group_replication_recovery_ssl_crl</h3>
<dl><dt><a class="xref" href="group-replication.html#group-replication-options" title="18.6 Group Replication System Variables">Section 18.6, “Group Replication System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">group_replication_recovery_ssl_crlpath</h3>
<dl><dt><a class="xref" href="group-replication.html#group-replication-options" title="18.6 Group Replication System Variables">Section 18.6, “Group Replication System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">group_replication_recovery_ssl_key</h3>
<dl><dt><a class="xref" href="group-replication.html#group-replication-options" title="18.6 Group Replication System Variables">Section 18.6, “Group Replication System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">group_replication_recovery_ssl_verify_server_cert</h3>
<dl><dt><a class="xref" href="group-replication.html#group-replication-options" title="18.6 Group Replication System Variables">Section 18.6, “Group Replication System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">group_replication_recovery_use_ssl</h3>
<dl><dt><a class="xref" href="group-replication.html#group-replication-options" title="18.6 Group Replication System Variables">Section 18.6, “Group Replication System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">group_replication_single_primary_mode</h3>
<dl><dt><a class="xref" href="group-replication.html#group-replication-limitations" title="18.7.2 Group Replication Limitations">Section 18.7.2, “Group Replication Limitations”</a></dt><dd></dd><dt><a class="xref" href="group-replication.html#group-replication-options" title="18.6 Group Replication System Variables">Section 18.6, “Group Replication System Variables”</a></dt><dd></dd><dt><a class="xref" href="mysql-innodb-cluster-userguide.html#mysql-innodb-cluster-using-router" title="21.3 Using MySQL Router with InnoDB Cluster">Section 21.3, “Using MySQL Router with InnoDB Cluster”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">group_replication_ssl_mode</h3>
<dl><dt><a class="xref" href="group-replication.html#group-replication-options" title="18.6 Group Replication System Variables">Section 18.6, “Group Replication System Variables”</a></dt><dd></dd><dt><a class="xref" href="group-replication.html#group-replication-secure-socket-layer-support-ssl" title="18.5.2 Secure Socket Layer Support (SSL)">Section 18.5.2, “Secure Socket Layer Support (SSL)”</a></dt><dd></dd><dt><a class="xref" href="mysql-innodb-cluster-userguide.html#mysql-innodb-cluster-working-with-cluster" title="21.4 Working with InnoDB Cluster">Section 21.4, “Working with InnoDB Cluster”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">group_replication_start_on_boot</h3>
<dl><dt><a class="xref" href="group-replication.html#group-replication-configuring-instances" title="18.2.1.2 Configuring an Instance for Group Replication">Section 18.2.1.2, “Configuring an Instance for Group Replication”</a></dt><dd></dd><dt><a class="xref" href="group-replication.html#group-replication-options" title="18.6 Group Replication System Variables">Section 18.6, “Group Replication System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">group_replication_transaction_size_limit</h3>
<dl><dt><a class="xref" href="group-replication.html#group-replication-options" title="18.6 Group Replication System Variables">Section 18.6, “Group Replication System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">group_replication_unreachable_majority_timeout</h3>
<dl><dt><a class="xref" href="group-replication.html#group-replication-options" title="18.6 Group Replication System Variables">Section 18.6, “Group Replication System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">gtid</h3>
<dl><dt><a class="xref" href="replication.html#replication-mode-change-online-disable-gtids" title="17.1.5.3 Disabling GTID Transactions Online">Section 17.1.5.3, “Disabling GTID Transactions Online”</a></dt><dd></dd><dt><a class="xref" href="group-replication.html#group-replication-requirements" title="18.7.1 Group Replication Requirements">Section 18.7.1, “Group Replication Requirements”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">gtid_executed</h3>
<dl><dt><a class="xref" href="sql-syntax.html#change-master-to" title="13.4.2.1 CHANGE MASTER TO Syntax">Section 13.4.2.1, “CHANGE MASTER TO Syntax”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-options-gtids" title="17.1.6.5 Global Transaction ID Options and Variables">Section 17.1.6.5, “Global Transaction ID Options and Variables”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-gtids-auto-positioning" title="17.1.3.3 GTID Auto-Positioning">Section 17.1.3.3, “GTID Auto-Positioning”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-gtids-concepts" title="17.1.3.1 GTID Format and Storage">Section 17.1.3.1, “GTID Format and Storage”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-gtids-lifecycle" title="17.1.3.2 GTID Life Cycle">Section 17.1.3.2, “GTID Life Cycle”</a></dt><dd></dd><dt><a class="xref" href="performance-schema.html#performance-schema-replication-tables" title="25.11.11 Performance Schema Replication Tables">Section 25.11.11, “Performance Schema Replication Tables”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-mode-change-online-concepts" title="17.1.5.1 Replication Mode Concepts">Section 17.1.5.1, “Replication Mode Concepts”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-options-slave" title="17.1.6.3 Replication Slave Options and Variables">Section 17.1.6.3, “Replication Slave Options and Variables”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#reset-master" title="13.4.1.2 RESET MASTER Syntax">Section 13.4.1.2, “RESET MASTER Syntax”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-gtids-restrictions" title="17.1.3.6 Restrictions on Replication with GTIDs">Section 17.1.3.6, “Restrictions on Replication with GTIDs”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#show-master-status" title="13.7.6.23 SHOW MASTER STATUS Syntax">Section 13.7.6.23, “SHOW MASTER STATUS Syntax”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#show-slave-status" title="13.7.6.34 SHOW SLAVE STATUS Syntax">Section 13.7.6.34, “SHOW SLAVE STATUS Syntax”</a></dt><dd></dd><dt><a class="xref" href="performance-schema.html#log-status-table" title="25.11.16.5 The log_status Table">Section 25.11.16.5, “The log_status Table”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-gtids-failover" title="17.1.3.5 Using GTIDs for Failover and Scaleout">Section 17.1.3.5, “Using GTIDs for Failover and Scaleout”</a></dt><dd></dd><dt><a class="xref" href="group-replication.html#group-replication-enterprise-backup" title="18.4.4 Using MySQL Enterprise Backup with Group Replication">Section 18.4.4, “Using MySQL Enterprise Backup with Group Replication”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">gtid_executed_compression_period</h3>
<dl><dt><a class="xref" href="replication.html#replication-options-gtids" title="17.1.6.5 Global Transaction ID Options and Variables">Section 17.1.6.5, “Global Transaction ID Options and Variables”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-gtids-concepts" title="17.1.3.1 GTID Format and Storage">Section 17.1.3.1, “GTID Format and Storage”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">GTID_MODE</h3>
<dl><dt><a class="xref" href="replication.html#replication-gtids-auto-positioning" title="17.1.3.3 GTID Auto-Positioning">Section 17.1.3.3, “GTID Auto-Positioning”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-rbr-usage" title="17.2.1.2 Usage of Row-Based Logging and Replication">Section 17.2.1.2, “Usage of Row-Based Logging and Replication”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">gtid_mode</h3>
<dl><dt><a class="xref" href="replication.html#replication-multi-source-adding-gtid-master" title="17.1.4.2.2 Adding a GTID Based Master to a Multi-Source Replication Slave">Section 17.1.4.2.2, “Adding a GTID Based Master to a Multi-Source Replication Slave”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#change-master-to" title="13.4.2.1 CHANGE MASTER TO Syntax">Section 13.4.2.1, “CHANGE MASTER TO Syntax”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-mode-change-online-disable-gtids" title="17.1.5.3 Disabling GTID Transactions Online">Section 17.1.5.3, “Disabling GTID Transactions Online”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-mode-change-online-enable-gtids" title="17.1.5.2 Enabling GTID Transactions Online">Section 17.1.5.2, “Enabling GTID Transactions Online”</a></dt><dd></dd><dt><a class="xref" href="functions.html#gtid-functions" title="12.17 Functions Used with Global Transaction IDs">Section 12.17, “Functions Used with Global Transaction IDs”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-options-gtids" title="17.1.6.5 Global Transaction ID Options and Variables">Section 17.1.6.5, “Global Transaction ID Options and Variables”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-gtids-concepts" title="17.1.3.1 GTID Format and Storage">Section 17.1.3.1, “GTID Format and Storage”</a></dt><dd></dd><dt><a class="xref" href="programs.html#mysql-upgrade" title="4.4.5 mysql_upgrade — Check and Upgrade MySQL Tables">Section 4.4.5, “<span class="command"><strong>mysql_upgrade</strong></span> — Check and Upgrade MySQL Tables”</a></dt><dd></dd><dt><a class="xref" href="programs.html#mysqldump" title="4.5.4 mysqldump — A Database Backup Program">Section 4.5.4, “<span class="command"><strong>mysqldump</strong></span> — A Database Backup Program”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-mode-change-online-concepts" title="17.1.5.1 Replication Mode Concepts">Section 17.1.5.1, “Replication Mode Concepts”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-gtids-restrictions" title="17.1.3.6 Restrictions on Replication with GTIDs">Section 17.1.3.6, “Restrictions on Replication with GTIDs”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-gtids-howto" title="17.1.3.4 Setting Up Replication Using GTIDs">Section 17.1.3.4, “Setting Up Replication Using GTIDs”</a></dt><dd></dd><dt><a class="xref" href="performance-schema.html#events-transactions-current-table" title="25.11.7.1 The events_transactions_current Table">Section 25.11.7.1, “The events_transactions_current Table”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-upgrade" title="17.4.3 Upgrading a Replication Setup">Section 17.4.3, “Upgrading a Replication Setup”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-gtids-failover" title="17.1.3.5 Using GTIDs for Failover and Scaleout">Section 17.1.3.5, “Using GTIDs for Failover and Scaleout”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">gtid_next</h3>
<dl><dt><a class="xref" href="replication.html#replication-options-gtids" title="17.1.6.5 Global Transaction ID Options and Variables">Section 17.1.6.5, “Global Transaction ID Options and Variables”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-gtids-lifecycle" title="17.1.3.2 GTID Life Cycle">Section 17.1.3.2, “GTID Life Cycle”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-mode-change-online-concepts" title="17.1.5.1 Replication Mode Concepts">Section 17.1.5.1, “Replication Mode Concepts”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-status-variables" title="5.1.7 Server Status Variables">Section 5.1.7, “Server Status Variables”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#start-slave" title="13.4.2.6 START SLAVE Syntax">Section 13.4.2.6, “START SLAVE Syntax”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#stop-slave" title="13.4.2.7 STOP SLAVE Syntax">Section 13.4.2.7, “STOP SLAVE Syntax”</a></dt><dd></dd><dt><a class="xref" href="performance-schema.html#events-transactions-current-table" title="25.11.7.1 The events_transactions_current Table">Section 25.11.7.1, “The events_transactions_current Table”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">gtid_owned</h3>
<dl><dt><a class="xref" href="replication.html#replication-options-gtids" title="17.1.6.5 Global Transaction ID Options and Variables">Section 17.1.6.5, “Global Transaction ID Options and Variables”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-gtids-lifecycle" title="17.1.3.2 GTID Life Cycle">Section 17.1.3.2, “GTID Life Cycle”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">gtid_purged</h3>
<dl><dt><a class="xref" href="replication.html#replication-options-gtids" title="17.1.6.5 Global Transaction ID Options and Variables">Section 17.1.6.5, “Global Transaction ID Options and Variables”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-gtids-auto-positioning" title="17.1.3.3 GTID Auto-Positioning">Section 17.1.3.3, “GTID Auto-Positioning”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-gtids-concepts" title="17.1.3.1 GTID Format and Storage">Section 17.1.3.1, “GTID Format and Storage”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-gtids-lifecycle" title="17.1.3.2 GTID Life Cycle">Section 17.1.3.2, “GTID Life Cycle”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-mode-change-online-concepts" title="17.1.5.1 Replication Mode Concepts">Section 17.1.5.1, “Replication Mode Concepts”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#reset-master" title="13.4.1.2 RESET MASTER Syntax">Section 13.4.1.2, “RESET MASTER Syntax”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-gtids-failover" title="17.1.3.5 Using GTIDs for Failover and Scaleout">Section 17.1.3.5, “Using GTIDs for Failover and Scaleout”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<a name="sysvar-index-H"></a><h3 class="title">H</h3>
<p>[<a class="link" href="dynindex-sysvar.html#sysvar-index-top">index top</a>]</p><dl><dt></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">have_compress</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">have_crypt</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="introduction.html#mysql-nutshell" title="1.4 What Is New in MySQL 8.0">Section 1.4, “What Is New in MySQL 8.0”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">have_dynamic_loading</h3>
<dl><dt><a class="xref" href="replication.html#replication-semisync-installation" title="17.3.10.2 Semisynchronous Replication Installation and Configuration">Section 17.3.10.2, “Semisynchronous Replication Installation and Configuration”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">have_geometry</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">have_openssl</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">have_profiling</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">have_query_cache</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">have_rtree_keys</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">have_ssl</h3>
<dl><dt><a class="xref" href="security.html#building-with-encrypted-connection-support" title="6.4.5 Building MySQL with Support for Encrypted Connections">Section 6.4.5, “Building MySQL with Support for Encrypted Connections”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">have_statement_timeout</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">have_symlink</h3>
<dl><dt><a class="xref" href="server-administration.html#server-options" title="5.1.4 Server Command Options">Section 5.1.4, “Server Command Options”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="optimization.html#symbolic-links-to-tables" title="8.12.2.2 Using Symbolic Links for MyISAM Tables on Unix">Section 8.12.2.2, “Using Symbolic Links for MyISAM Tables on Unix”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">histogram_generation_max_mem_size</h3>
<dl><dt><a class="xref" href="sql-syntax.html#analyze-table" title="13.7.3.1 ANALYZE TABLE Syntax">Section 13.7.3.1, “ANALYZE TABLE Syntax”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">host_cache_size</h3>
<dl><dt><a class="xref" href="optimization.html#host-cache" title="8.12.4.2 DNS Lookup Optimization and the Host Cache">Section 8.12.4.2, “DNS Lookup Optimization and the Host Cache”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-options" title="5.1.4 Server Command Options">Section 5.1.4, “Server Command Options”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">hostname</h3>
<dl><dt><a class="xref" href="group-replication.html#group-replication-frequently-asked-questions" title="18.8 Frequently Asked Questions">Section 18.8, “Frequently Asked Questions”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="performance-schema.html#replication-group-members-table" title="25.11.11.9 The replication_group_members Table">Section 25.11.11.9, “The replication_group_members Table”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<a name="sysvar-index-I"></a><h3 class="title">I</h3>
<p>[<a class="link" href="dynindex-sysvar.html#sysvar-index-top">index top</a>]</p><dl><dt></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">identity</h3>
<dl><dt><a class="xref" href="server-administration.html#binary-log-mixed" title="5.4.4.3 Mixed Binary Logging Format">Section 5.4.4.3, “Mixed Binary Logging Format”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-features-variables" title="17.4.1.39 Replication and Variables">Section 17.4.1.39, “Replication and Variables”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">ignore_builtin_innodb</h3>
<dl><dt><a class="xref" href="introduction.html#mysql-nutshell" title="1.4 What Is New in MySQL 8.0">Section 1.4, “What Is New in MySQL 8.0”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">information_schema_stats_expiry</h3>
<dl><dt><a class="xref" href="sql-syntax.html#analyze-table" title="13.7.3.1 ANALYZE TABLE Syntax">Section 13.7.3.1, “ANALYZE TABLE Syntax”</a></dt><dd></dd><dt><a class="xref" href="data-dictionary.html#data-dictionary-usage-differences" title="14.7 Data Dictionary Usage Differences">Section 14.7, “Data Dictionary Usage Differences”</a></dt><dd></dd><dt><a class="xref" href="data-dictionary.html#data-dictionary-information-schema" title="14.5 INFORMATION_SCHEMA and Data Dictionary Integration">Section 14.5, “INFORMATION_SCHEMA and Data Dictionary Integration”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-parameters" title="15.13 InnoDB Startup Options and System Variables">Section 15.13, “InnoDB Startup Options and System Variables”</a></dt><dd></dd><dt><a class="xref" href="optimization.html#information-schema-optimization" title="8.2.3 Optimizing INFORMATION_SCHEMA Queries">Section 8.2.3, “Optimizing INFORMATION_SCHEMA Queries”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="information-schema.html#statistics-table" title="24.23 The INFORMATION_SCHEMA STATISTICS Table">Section 24.23, “The INFORMATION_SCHEMA STATISTICS Table”</a></dt><dd></dd><dt><a class="xref" href="information-schema.html#tables-table" title="24.26 The INFORMATION_SCHEMA TABLES Table">Section 24.26, “The INFORMATION_SCHEMA TABLES Table”</a></dt><dd></dd><dt><a class="xref" href="introduction.html#mysql-nutshell" title="1.4 What Is New in MySQL 8.0">Section 1.4, “What Is New in MySQL 8.0”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">init_connect</h3>
<dl><dt><a class="xref" href="charset.html#charset-applications" title="10.5 Configuring Application Character Set and Collation">Section 10.5, “Configuring Application Character Set and Collation”</a></dt><dd></dd><dt><a class="xref" href="security.html#privileges-provided" title="6.2.1 Privileges Provided by MySQL">Section 6.2.1, “Privileges Provided by MySQL”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-options-slave" title="17.1.6.3 Replication Slave Options and Variables">Section 17.1.6.3, “Replication Slave Options and Variables”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="performance-schema.html#host-cache-table" title="25.11.16.1 The host_cache Table">Section 25.11.16.1, “The host_cache Table”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">init_file</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">init_slave</h3>
<dl><dt><a class="xref" href="replication.html#replication-options-slave" title="17.1.6.3 Replication Slave Options and Variables">Section 17.1.6.3, “Replication Slave Options and Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb</h3>
<dl><dt><a class="xref" href="installing.html#upgrading-from-previous-series" title="2.11.1.2 Changes Affecting Upgrades to MySQL 8.0">Section 2.11.1.2, “Changes Affecting Upgrades to MySQL 8.0”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-read-only-instance" title="15.6.2 Configuring InnoDB for Read-Only Operation">Section 15.6.2, “Configuring InnoDB for Read-Only Operation”</a></dt><dd></dd><dt><a class="xref" href="faqs.html#faqs-innodb-change-buffer" title="A.15 MySQL 8.0 FAQ: InnoDB Change Buffer">Section A.15, “MySQL 8.0 FAQ: InnoDB Change Buffer”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_adaptive_flushing</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-performance-adaptive_flushing" title="15.6.3.6 Configuring InnoDB Buffer Pool Flushing">Section 15.6.3.6, “Configuring InnoDB Buffer Pool Flushing”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-lru-background-flushing" title="15.6.3.7 Fine-tuning InnoDB Buffer Pool Flushing">Section 15.6.3.7, “Fine-tuning InnoDB Buffer Pool Flushing”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-buffer-pool" title="15.6.3.1 The InnoDB Buffer Pool">Section 15.6.3.1, “The InnoDB Buffer Pool”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_adaptive_flushing_lwm</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-lru-background-flushing" title="15.6.3.7 Fine-tuning InnoDB Buffer Pool Flushing">Section 15.6.3.7, “Fine-tuning InnoDB Buffer Pool Flushing”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-buffer-pool" title="15.6.3.1 The InnoDB Buffer Pool">Section 15.6.3.1, “The InnoDB Buffer Pool”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_adaptive_hash_index</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-adaptive-hash" title="15.4.3 Adaptive Hash Index">Section 15.4.3, “Adaptive Hash Index”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-performance-thread_concurrency" title="15.6.5 Configuring Thread Concurrency for InnoDB">Section 15.6.5, “Configuring Thread Concurrency for InnoDB”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-parameters" title="15.13 InnoDB Startup Options and System Variables">Section 15.13, “InnoDB Startup Options and System Variables”</a></dt><dd></dd><dt><a class="xref" href="glossary.html" title="MySQL Glossary">MySQL Glossary</a></dt><dd></dd><dt><a class="xref" href="optimization.html#optimizing-innodb-configuration-variables" title="8.5.9 Optimizing InnoDB Configuration Variables">Section 8.5.9, “Optimizing InnoDB Configuration Variables”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#truncate-table" title="13.1.34 TRUNCATE TABLE Syntax">Section 13.1.34, “TRUNCATE TABLE Syntax”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_adaptive_hash_index_parts</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-adaptive-hash" title="15.4.3 Adaptive Hash Index">Section 15.4.3, “Adaptive Hash Index”</a></dt><dd></dd><dt><a class="xref" href="information-schema.html#innodb-trx-table" title="24.33.29 The INFORMATION_SCHEMA INNODB_TRX Table">Section 24.33.29, “The INFORMATION_SCHEMA INNODB_TRX Table”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_adaptive_max_sleep_delay</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-performance-thread_concurrency" title="15.6.5 Configuring Thread Concurrency for InnoDB">Section 15.6.5, “Configuring Thread Concurrency for InnoDB”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-parameters" title="15.13 InnoDB Startup Options and System Variables">Section 15.13, “InnoDB Startup Options and System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_api_bk_commit_interval</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-memcached-txn" title="15.19.6.4 Controlling Transactional Behavior of the InnoDB memcached Plugin">Section 15.19.6.4, “Controlling Transactional Behavior of the InnoDB memcached Plugin”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-memcached-intro" title="15.19.2 InnoDB memcached Architecture">Section 15.19.2, “InnoDB memcached Architecture”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_api_disable_rowlock</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-memcached-txn" title="15.19.6.4 Controlling Transactional Behavior of the InnoDB memcached Plugin">Section 15.19.6.4, “Controlling Transactional Behavior of the InnoDB memcached Plugin”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_api_enable_binlog</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-memcached-replication" title="15.19.7 The InnoDB memcached Plugin and Replication">Section 15.19.7, “The InnoDB memcached Plugin and Replication”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_api_enable_mdl</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-memcached-txn" title="15.19.6.4 Controlling Transactional Behavior of the InnoDB memcached Plugin">Section 15.19.6.4, “Controlling Transactional Behavior of the InnoDB memcached Plugin”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-memcached-intro" title="15.19.2 InnoDB memcached Architecture">Section 15.19.2, “InnoDB memcached Architecture”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_api_trx_level</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-memcached-txn" title="15.19.6.4 Controlling Transactional Behavior of the InnoDB memcached Plugin">Section 15.19.6.4, “Controlling Transactional Behavior of the InnoDB memcached Plugin”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-memcached-intro" title="15.19.2 InnoDB memcached Architecture">Section 15.19.2, “InnoDB memcached Architecture”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_autoextend_increment</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-multiple-tablespaces" title="15.7.4 InnoDB File-Per-Table Tablespaces">Section 15.7.4, “InnoDB File-Per-Table Tablespaces”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-init-startup-configuration" title="15.6.1 InnoDB Startup Configuration">Section 15.6.1, “InnoDB Startup Configuration”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-parameters" title="15.13 InnoDB Startup Options and System Variables">Section 15.13, “InnoDB Startup Options and System Variables”</a></dt><dd></dd><dt><a class="xref" href="glossary.html" title="MySQL Glossary">MySQL Glossary</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-resize-system-tablespace" title="15.7.1 Resizing the InnoDB System Tablespace">Section 15.7.1, “Resizing the InnoDB System Tablespace”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_autoinc_lock_mode</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-auto-increment-handling" title="15.8.1.5 AUTO_INCREMENT Handling in InnoDB">Section 15.8.1.5, “AUTO_INCREMENT Handling in InnoDB”</a></dt><dd></dd><dt><a class="xref" href="optimization.html#optimizing-innodb-bulk-data-loading" title="8.5.5 Bulk Data Loading for InnoDB Tables">Section 8.5.5, “Bulk Data Loading for InnoDB Tables”</a></dt><dd></dd><dt><a class="xref" href="functions.html#information-functions" title="12.14 Information Functions">Section 12.14, “Information Functions”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-locking" title="15.5.1 InnoDB Locking">Section 15.5.1, “InnoDB Locking”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-restrictions" title="15.8.1.7 Limits on InnoDB Tables">Section 15.8.1.7, “Limits on InnoDB Tables”</a></dt><dd></dd><dt><a class="xref" href="glossary.html" title="MySQL Glossary">MySQL Glossary</a></dt><dd></dd><dt><a class="xref" href="introduction.html#mysql-nutshell" title="1.4 What Is New in MySQL 8.0">Section 1.4, “What Is New in MySQL 8.0”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_buffer_pool_chunk_size</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-buffer-pool-resize" title="15.6.3.2 Configuring InnoDB Buffer Pool Size">Section 15.6.3.2, “Configuring InnoDB Buffer Pool Size”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-parameters" title="15.13 InnoDB Startup Options and System Variables">Section 15.13, “InnoDB Startup Options and System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_buffer_pool_dump_at_shutdown</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-parameters" title="15.13 InnoDB Startup Options and System Variables">Section 15.13, “InnoDB Startup Options and System Variables”</a></dt><dd></dd><dt><a class="xref" href="glossary.html" title="MySQL Glossary">MySQL Glossary</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-preload-buffer-pool" title="15.6.3.8 Saving and Restoring the Buffer Pool State">Section 15.6.3.8, “Saving and Restoring the Buffer Pool State”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-buffer-pool" title="15.6.3.1 The InnoDB Buffer Pool">Section 15.6.3.1, “The InnoDB Buffer Pool”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_buffer_pool_dump_now</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-parameters" title="15.13 InnoDB Startup Options and System Variables">Section 15.13, “InnoDB Startup Options and System Variables”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-preload-buffer-pool" title="15.6.3.8 Saving and Restoring the Buffer Pool State">Section 15.6.3.8, “Saving and Restoring the Buffer Pool State”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-buffer-pool" title="15.6.3.1 The InnoDB Buffer Pool">Section 15.6.3.1, “The InnoDB Buffer Pool”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_buffer_pool_dump_pct</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-parameters" title="15.13 InnoDB Startup Options and System Variables">Section 15.13, “InnoDB Startup Options and System Variables”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-preload-buffer-pool" title="15.6.3.8 Saving and Restoring the Buffer Pool State">Section 15.6.3.8, “Saving and Restoring the Buffer Pool State”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-buffer-pool" title="15.6.3.1 The InnoDB Buffer Pool">Section 15.6.3.1, “The InnoDB Buffer Pool”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_buffer_pool_filename</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-preload-buffer-pool" title="15.6.3.8 Saving and Restoring the Buffer Pool State">Section 15.6.3.8, “Saving and Restoring the Buffer Pool State”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-buffer-pool" title="15.6.3.1 The InnoDB Buffer Pool">Section 15.6.3.1, “The InnoDB Buffer Pool”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_buffer_pool_instances</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-buffer-pool-resize" title="15.6.3.2 Configuring InnoDB Buffer Pool Size">Section 15.6.3.2, “Configuring InnoDB Buffer Pool Size”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-multiple-buffer-pools" title="15.6.3.3 Configuring Multiple Buffer Pool Instances">Section 15.6.3.3, “Configuring Multiple Buffer Pool Instances”</a></dt><dd></dd><dt><a class="xref" href="optimization.html#memory-use" title="8.12.3.1 How MySQL Uses Memory">Section 8.12.3.1, “How MySQL Uses Memory”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-init-startup-configuration" title="15.6.1 InnoDB Startup Configuration">Section 15.6.1, “InnoDB Startup Configuration”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-parameters" title="15.13 InnoDB Startup Options and System Variables">Section 15.13, “InnoDB Startup Options and System Variables”</a></dt><dd></dd><dt><a class="xref" href="glossary.html" title="MySQL Glossary">MySQL Glossary</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-buffer-pool" title="15.6.3.1 The InnoDB Buffer Pool">Section 15.6.3.1, “The InnoDB Buffer Pool”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-memcached-tuning" title="15.19.6.3 Tuning InnoDB memcached Plugin Performance">Section 15.19.6.3, “Tuning InnoDB memcached Plugin Performance”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_buffer_pool_load_abort</h3>
<dl><dt><a class="xref" href="server-administration.html#server-status-variables" title="5.1.7 Server Status Variables">Section 5.1.7, “Server Status Variables”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-buffer-pool" title="15.6.3.1 The InnoDB Buffer Pool">Section 15.6.3.1, “The InnoDB Buffer Pool”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_buffer_pool_load_at_startup</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-parameters" title="15.13 InnoDB Startup Options and System Variables">Section 15.13, “InnoDB Startup Options and System Variables”</a></dt><dd></dd><dt><a class="xref" href="glossary.html" title="MySQL Glossary">MySQL Glossary</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-preload-buffer-pool" title="15.6.3.8 Saving and Restoring the Buffer Pool State">Section 15.6.3.8, “Saving and Restoring the Buffer Pool State”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-status-variables" title="5.1.7 Server Status Variables">Section 5.1.7, “Server Status Variables”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-buffer-pool" title="15.6.3.1 The InnoDB Buffer Pool">Section 15.6.3.1, “The InnoDB Buffer Pool”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_buffer_pool_load_now</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-parameters" title="15.13 InnoDB Startup Options and System Variables">Section 15.13, “InnoDB Startup Options and System Variables”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-preload-buffer-pool" title="15.6.3.8 Saving and Restoring the Buffer Pool State">Section 15.6.3.8, “Saving and Restoring the Buffer Pool State”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-status-variables" title="5.1.7 Server Status Variables">Section 5.1.7, “Server Status Variables”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-buffer-pool" title="15.6.3.1 The InnoDB Buffer Pool">Section 15.6.3.1, “The InnoDB Buffer Pool”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_buffer_pool_size</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-performance-compression-oltp" title="15.9.1.6 Compression for OLTP Workloads">Section 15.9.1.6, “Compression for OLTP Workloads”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-buffer-pool-resize" title="15.6.3.2 Configuring InnoDB Buffer Pool Size">Section 15.6.3.2, “Configuring InnoDB Buffer Pool Size”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-multiple-buffer-pools" title="15.6.3.3 Configuring Multiple Buffer Pool Instances">Section 15.6.3.3, “Configuring Multiple Buffer Pool Instances”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#converting-tables-to-innodb" title="15.8.1.4 Converting Tables from MyISAM to InnoDB">Section 15.8.1.4, “Converting Tables from MyISAM to InnoDB”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-dedicated-server" title="15.6.13 Enabling Automatic Configuration for a Dedicated MySQL Server">Section 15.6.13, “Enabling Automatic Configuration for a Dedicated MySQL Server”</a></dt><dd></dd><dt><a class="xref" href="optimization.html#memory-use" title="8.12.3.1 How MySQL Uses Memory">Section 8.12.3.1, “How MySQL Uses Memory”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-memcached-intro" title="15.19.2 InnoDB memcached Architecture">Section 15.19.2, “InnoDB memcached Architecture”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-init-startup-configuration" title="15.6.1 InnoDB Startup Configuration">Section 15.6.1, “InnoDB Startup Configuration”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-parameters" title="15.13 InnoDB Startup Options and System Variables">Section 15.13, “InnoDB Startup Options and System Variables”</a></dt><dd></dd><dt><a class="xref" href="glossary.html" title="MySQL Glossary">MySQL Glossary</a></dt><dd></dd><dt><a class="xref" href="optimization.html#optimizing-innodb-diskio" title="8.5.8 Optimizing InnoDB Disk I/O">Section 8.5.8, “Optimizing InnoDB Disk I/O”</a></dt><dd></dd><dt><a class="xref" href="error-handling.html#error-messages-server" title="B.3 Server Error Codes and Messages">Section B.3, “Server Error Codes and Messages”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-status-variables" title="5.1.7 Server Status Variables">Section 5.1.7, “Server Status Variables”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-buffer-pool" title="15.6.3.1 The InnoDB Buffer Pool">Section 15.6.3.1, “The InnoDB Buffer Pool”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-memcached-tuning" title="15.19.6.3 Tuning InnoDB memcached Plugin Performance">Section 15.19.6.3, “Tuning InnoDB memcached Plugin Performance”</a></dt><dd></dd><dt><a class="xref" href="introduction.html#mysql-nutshell" title="1.4 What Is New in MySQL 8.0">Section 1.4, “What Is New in MySQL 8.0”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_change_buffer_max_size</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-change-buffer-maximum-size" title="15.6.4.1 Configuring the Change Buffer Maximum Size">Section 15.6.4.1, “Configuring the Change Buffer Maximum Size”</a></dt><dd></dd><dt><a class="xref" href="faqs.html#faqs-innodb-change-buffer" title="A.15 MySQL 8.0 FAQ: InnoDB Change Buffer">Section A.15, “MySQL 8.0 FAQ: InnoDB Change Buffer”</a></dt><dd></dd><dt><a class="xref" href="glossary.html" title="MySQL Glossary">MySQL Glossary</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_change_buffering</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-insert-buffering" title="15.4.2 Change Buffer">Section 15.4.2, “Change Buffer”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-performance-change_buffering" title="15.6.4 Configuring InnoDB Change Buffering">Section 15.6.4, “Configuring InnoDB Change Buffering”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-read-only-instance" title="15.6.2 Configuring InnoDB for Read-Only Operation">Section 15.6.2, “Configuring InnoDB for Read-Only Operation”</a></dt><dd></dd><dt><a class="xref" href="glossary.html" title="MySQL Glossary">MySQL Glossary</a></dt><dd></dd><dt><a class="xref" href="optimization.html#optimizing-innodb-transaction-management" title="8.5.2 Optimizing InnoDB Transaction Management">Section 8.5.2, “Optimizing InnoDB Transaction Management”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_checksum_algorithm</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-parameters" title="15.13 InnoDB Startup Options and System Variables">Section 15.13, “InnoDB Startup Options and System Variables”</a></dt><dd></dd><dt><a class="xref" href="glossary.html" title="MySQL Glossary">MySQL Glossary</a></dt><dd></dd><dt><a class="xref" href="optimization.html#optimizing-innodb-diskio" title="8.5.8 Optimizing InnoDB Disk I/O">Section 8.5.8, “Optimizing InnoDB Disk I/O”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_checksums</h3>
<dl><dt><a class="xref" href="glossary.html" title="MySQL Glossary">MySQL Glossary</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_cmp_per_index_enabled</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-compression-tuning-monitoring" title="15.9.1.4 Monitoring InnoDB Table Compression at Runtime">Section 15.9.1.4, “Monitoring InnoDB Table Compression at Runtime”</a></dt><dd></dd><dt><a class="xref" href="information-schema.html#innodb-cmp-per-index-table" title="24.33.7 The INFORMATION_SCHEMA INNODB_CMP_PER_INDEX and INNODB_CMP_PER_INDEX_RESET Tables">Section 24.33.7, “The INFORMATION_SCHEMA INNODB_CMP_PER_INDEX and
INNODB_CMP_PER_INDEX_RESET Tables”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-compression-tuning" title="15.9.1.3 Tuning Compression for InnoDB Tables">Section 15.9.1.3, “Tuning Compression for InnoDB Tables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_compression_failure_threshold_pct</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-performance-compression-oltp" title="15.9.1.6 Compression for OLTP Workloads">Section 15.9.1.6, “Compression for OLTP Workloads”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-compression-internals" title="15.9.1.5 How Compression Works for InnoDB Tables">Section 15.9.1.5, “How Compression Works for InnoDB Tables”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-parameters" title="15.13 InnoDB Startup Options and System Variables">Section 15.13, “InnoDB Startup Options and System Variables”</a></dt><dd></dd><dt><a class="xref" href="glossary.html" title="MySQL Glossary">MySQL Glossary</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-compression-tuning" title="15.9.1.3 Tuning Compression for InnoDB Tables">Section 15.9.1.3, “Tuning Compression for InnoDB Tables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_compression_level</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-performance-compression-oltp" title="15.9.1.6 Compression for OLTP Workloads">Section 15.9.1.6, “Compression for OLTP Workloads”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-compression-internals" title="15.9.1.5 How Compression Works for InnoDB Tables">Section 15.9.1.5, “How Compression Works for InnoDB Tables”</a></dt><dd></dd><dt><a class="xref" href="glossary.html" title="MySQL Glossary">MySQL Glossary</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-compression-tuning" title="15.9.1.3 Tuning Compression for InnoDB Tables">Section 15.9.1.3, “Tuning Compression for InnoDB Tables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_compression_pad_pct_max</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-performance-compression-oltp" title="15.9.1.6 Compression for OLTP Workloads">Section 15.9.1.6, “Compression for OLTP Workloads”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-compression-internals" title="15.9.1.5 How Compression Works for InnoDB Tables">Section 15.9.1.5, “How Compression Works for InnoDB Tables”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-parameters" title="15.13 InnoDB Startup Options and System Variables">Section 15.13, “InnoDB Startup Options and System Variables”</a></dt><dd></dd><dt><a class="xref" href="glossary.html" title="MySQL Glossary">MySQL Glossary</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-compression-tuning" title="15.9.1.3 Tuning Compression for InnoDB Tables">Section 15.9.1.3, “Tuning Compression for InnoDB Tables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_concurrency_tickets</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-performance-thread_concurrency" title="15.6.5 Configuring Thread Concurrency for InnoDB">Section 15.6.5, “Configuring Thread Concurrency for InnoDB”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-parameters" title="15.13 InnoDB Startup Options and System Variables">Section 15.13, “InnoDB Startup Options and System Variables”</a></dt><dd></dd><dt><a class="xref" href="optimization.html#optimizing-innodb-configuration-variables" title="8.5.9 Optimizing InnoDB Configuration Variables">Section 8.5.9, “Optimizing InnoDB Configuration Variables”</a></dt><dd></dd><dt><a class="xref" href="information-schema.html#innodb-trx-table" title="24.33.29 The INFORMATION_SCHEMA INNODB_TRX Table">Section 24.33.29, “The INFORMATION_SCHEMA INNODB_TRX Table”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_data_file_path</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-file-space" title="15.11.2 File Space Management">Section 15.11.2, “File Space Management”</a></dt><dd></dd><dt><a class="xref" href="installing.html#data-directory-initialization-mysqld" title="2.10.1.1 Initializing the Data Directory Manually Using mysqld">Section 2.10.1.1, “Initializing the Data Directory Manually Using mysqld”</a></dt><dd></dd><dt><a class="xref" href="programs.html#innochecksum" title="4.6.2 innochecksum — Offline InnoDB File Checksum Utility">Section 4.6.2, “<span class="command"><strong>innochecksum</strong></span> — Offline InnoDB File Checksum Utility”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-init-startup-configuration" title="15.6.1 InnoDB Startup Configuration">Section 15.6.1, “InnoDB Startup Configuration”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-parameters" title="15.13 InnoDB Startup Options and System Variables">Section 15.13, “InnoDB Startup Options and System Variables”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-resize-system-tablespace" title="15.7.1 Resizing the InnoDB System Tablespace">Section 15.7.1, “Resizing the InnoDB System Tablespace”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-system-tablespace" title="15.4.5 System Tablespace">Section 15.4.5, “System Tablespace”</a></dt><dd></dd><dt><a class="xref" href="information-schema.html#files-table" title="24.9 The INFORMATION_SCHEMA FILES Table">Section 24.9, “The INFORMATION_SCHEMA FILES Table”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#error-creating-innodb" title="15.20.1 Troubleshooting InnoDB I/O Problems">Section 15.20.1, “Troubleshooting InnoDB I/O Problems”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-raw-devices" title="15.7.3 Using Raw Disk Partitions for the System Tablespace">Section 15.7.3, “Using Raw Disk Partitions for the System Tablespace”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_data_home_dir</h3>
<dl><dt><a class="xref" href="installing.html#data-directory-initialization-mysqld" title="2.10.1.1 Initializing the Data Directory Manually Using mysqld">Section 2.10.1.1, “Initializing the Data Directory Manually Using mysqld”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-recovery" title="15.17.2 InnoDB Recovery">Section 15.17.2, “InnoDB Recovery”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-init-startup-configuration" title="15.6.1 InnoDB Startup Configuration">Section 15.6.1, “InnoDB Startup Configuration”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-parameters" title="15.13 InnoDB Startup Options and System Variables">Section 15.13, “InnoDB Startup Options and System Variables”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-moving-data-files-offline" title="15.7.7 Moving Tablespace Files While the Server is Offline">Section 15.7.7, “Moving Tablespace Files While the Server is Offline”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-temporary-tablespace" title="15.4.11 Temporary Tablespace">Section 15.4.11, “Temporary Tablespace”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#error-creating-innodb" title="15.20.1 Troubleshooting InnoDB I/O Problems">Section 15.20.1, “Troubleshooting InnoDB I/O Problems”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_deadlock_detect</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#converting-tables-to-innodb" title="15.8.1.4 Converting Tables from MyISAM to InnoDB">Section 15.8.1.4, “Converting Tables from MyISAM to InnoDB”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-deadlock-detection" title="15.5.5.2 Deadlock Detection and Rollback">Section 15.5.5.2, “Deadlock Detection and Rollback”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-deadlocks" title="15.5.5 Deadlocks in InnoDB">Section 15.5.5, “Deadlocks in InnoDB”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-parameters" title="15.13 InnoDB Startup Options and System Variables">Section 15.13, “InnoDB Startup Options and System Variables”</a></dt><dd></dd><dt><a class="xref" href="optimization.html#internal-locking" title="8.11.1 Internal Locking Methods">Section 8.11.1, “Internal Locking Methods”</a></dt><dd></dd><dt><a class="xref" href="glossary.html" title="MySQL Glossary">MySQL Glossary</a></dt><dd></dd><dt><a class="xref" href="introduction.html#mysql-nutshell" title="1.4 What Is New in MySQL 8.0">Section 1.4, “What Is New in MySQL 8.0”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_dedicated_server</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-dedicated-server" title="15.6.13 Enabling Automatic Configuration for a Dedicated MySQL Server">Section 15.6.13, “Enabling Automatic Configuration for a Dedicated MySQL Server”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-parameters" title="15.13 InnoDB Startup Options and System Variables">Section 15.13, “InnoDB Startup Options and System Variables”</a></dt><dd></dd><dt><a class="xref" href="introduction.html#mysql-nutshell" title="1.4 What Is New in MySQL 8.0">Section 1.4, “What Is New in MySQL 8.0”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_default_row_format</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-row-format-antelope" title="15.10.4 COMPACT and REDUNDANT Row Formats">Section 15.10.4, “COMPACT and REDUNDANT Row Formats”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#tablespace-copying" title="15.7.6 Copying File-Per-Table Tablespaces to Another Instance">Section 15.7.6, “Copying File-Per-Table Tablespaces to Another Instance”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#create-table" title="13.1.18 CREATE TABLE Syntax">Section 13.1.18, “CREATE TABLE Syntax”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#using-innodb-tables" title="15.8.1.1 Creating InnoDB Tables">Section 15.8.1.1, “Creating InnoDB Tables”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-parameters" title="15.13 InnoDB Startup Options and System Variables">Section 15.13, “InnoDB Startup Options and System Variables”</a></dt><dd></dd><dt><a class="xref" href="glossary.html" title="MySQL Glossary">MySQL Glossary</a></dt><dd></dd><dt><a class="xref" href="optimization.html#data-size" title="8.4.1 Optimizing Data Size">Section 8.4.1, “Optimizing Data Size”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-row-format-specification" title="15.10.2 Specifying the Row Format for a Table">Section 15.10.2, “Specifying the Row Format for a Table”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-physical-record" title="15.8.1.2 The Physical Row Structure of an InnoDB Table">Section 15.8.1.2, “The Physical Row Structure of an InnoDB Table”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_directories</h3>
<dl><dt><a class="xref" href="installing.html#upgrading-from-previous-series" title="2.11.1.2 Changes Affecting Upgrades to MySQL 8.0">Section 2.11.1.2, “Changes Affecting Upgrades to MySQL 8.0”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#create-tablespace" title="13.1.19 CREATE TABLESPACE Syntax">Section 13.1.19, “CREATE TABLESPACE Syntax”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#tablespace-placing" title="15.7.5 Creating File-Per-Table Tablespaces Outside the Data Directory">Section 15.7.5, “Creating File-Per-Table Tablespaces Outside the Data Directory”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#general-tablespaces" title="15.7.10 InnoDB General Tablespaces">Section 15.7.10, “InnoDB General Tablespaces”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-parameters" title="15.13 InnoDB Startup Options and System Variables">Section 15.13, “InnoDB Startup Options and System Variables”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-moving-data-files-offline" title="15.7.7 Moving Tablespace Files While the Server is Offline">Section 15.7.7, “Moving Tablespace Files While the Server is Offline”</a></dt><dd></dd><dt><a class="xref" href="introduction.html#mysql-nutshell" title="1.4 What Is New in MySQL 8.0">Section 1.4, “What Is New in MySQL 8.0”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_doublewrite</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-doublewrite-buffer" title="15.4.6 Doublewrite Buffer">Section 15.4.6, “Doublewrite Buffer”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#mysql-acid" title="15.2 InnoDB and the ACID Model">Section 15.2, “InnoDB and the ACID Model”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-disk-io" title="15.11.1 InnoDB Disk I/O">Section 15.11.1, “InnoDB Disk I/O”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-init-startup-configuration" title="15.6.1 InnoDB Startup Configuration">Section 15.6.1, “InnoDB Startup Configuration”</a></dt><dd></dd><dt><a class="xref" href="glossary.html" title="MySQL Glossary">MySQL Glossary</a></dt><dd></dd><dt><a class="xref" href="optimization.html#optimizing-innodb-diskio" title="8.5.8 Optimizing InnoDB Disk I/O">Section 8.5.8, “Optimizing InnoDB Disk I/O”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-memcached-tuning" title="15.19.6.3 Tuning InnoDB memcached Plugin Performance">Section 15.19.6.3, “Tuning InnoDB memcached Plugin Performance”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_fast_shutdown</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-recovery" title="15.17.2 InnoDB Recovery">Section 15.17.2, “InnoDB Recovery”</a></dt><dd></dd><dt><a class="xref" href="glossary.html" title="MySQL Glossary">MySQL Glossary</a></dt><dd></dd><dt><a class="xref" href="installing.html#upgrading-strategies" title="2.11.1.1 MySQL Upgrade Strategies">Section 2.11.1.1, “MySQL Upgrade Strategies”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-shutdown" title="5.1.13 The Server Shutdown Process">Section 5.1.13, “The Server Shutdown Process”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_fil_make_page_dirty_debug</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-parameters" title="15.13 InnoDB Startup Options and System Variables">Section 15.13, “InnoDB Startup Options and System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_file_format</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#general-tablespaces" title="15.7.10 InnoDB General Tablespaces">Section 15.7.10, “InnoDB General Tablespaces”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_file_per</h3>
<dl><dt><a class="xref" href="sql-syntax.html#create-temporary-table" title="13.1.18.3 CREATE TEMPORARY TABLE Syntax">Section 13.1.18.3, “CREATE TEMPORARY TABLE Syntax”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-parameters" title="15.13 InnoDB Startup Options and System Variables">Section 15.13, “InnoDB Startup Options and System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_file_per_table</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-best-practices" title="15.1.2 Best Practices for InnoDB Tables">Section 15.1.2, “Best Practices for InnoDB Tables”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#converting-tables-to-innodb" title="15.8.1.4 Converting Tables from MyISAM to InnoDB">Section 15.8.1.4, “Converting Tables from MyISAM to InnoDB”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#tablespace-copying" title="15.7.6 Copying File-Per-Table Tablespaces to Another Instance">Section 15.7.6, “Copying File-Per-Table Tablespaces to Another Instance”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#create-table-like" title="13.1.18.4 CREATE TABLE ... LIKE Syntax">Section 13.1.18.4, “CREATE TABLE ... LIKE Syntax”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#create-table" title="13.1.18 CREATE TABLE Syntax">Section 13.1.18, “CREATE TABLE Syntax”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#create-tablespace" title="13.1.19 CREATE TABLESPACE Syntax">Section 13.1.19, “CREATE TABLESPACE Syntax”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-compression-usage" title="15.9.1.2 Creating Compressed Tables">Section 15.9.1.2, “Creating Compressed Tables”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#tablespace-placing" title="15.7.5 Creating File-Per-Table Tablespaces Outside the Data Directory">Section 15.7.5, “Creating File-Per-Table Tablespaces Outside the Data Directory”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#using-innodb-tables" title="15.8.1.1 Creating InnoDB Tables">Section 15.8.1.1, “Creating InnoDB Tables”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-row-format-dynamic" title="15.10.3 DYNAMIC and COMPRESSED Row Formats">Section 15.10.3, “DYNAMIC and COMPRESSED Row Formats”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#tablespace-enabling" title="15.7.4.1 Enabling and Disabling File-Per-Table Tablespaces">Section 15.7.4.1, “Enabling and Disabling File-Per-Table Tablespaces”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-file-space" title="15.11.2 File Space Management">Section 15.11.2, “File Space Management”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-file-per-table-intro" title="15.4.8 File-Per-Table Tablespaces">Section 15.4.8, “File-Per-Table Tablespaces”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#create-table-files" title="13.1.18.2 Files Created by CREATE TABLE">Section 13.1.18.2, “Files Created by CREATE TABLE”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#flush" title="13.7.7.3 FLUSH Syntax">Section 13.7.7.3, “FLUSH Syntax”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-compression-internals" title="15.9.1.5 How Compression Works for InnoDB Tables">Section 15.9.1.5, “How Compression Works for InnoDB Tables”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#mysql-acid" title="15.2 InnoDB and the ACID Model">Section 15.2, “InnoDB and the ACID Model”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-multiple-tablespaces" title="15.7.4 InnoDB File-Per-Table Tablespaces">Section 15.7.4, “InnoDB File-Per-Table Tablespaces”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#general-tablespaces" title="15.7.10 InnoDB General Tablespaces">Section 15.7.10, “InnoDB General Tablespaces”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-parameters" title="15.13 InnoDB Startup Options and System Variables">Section 15.13, “InnoDB Startup Options and System Variables”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-tablespace-encryption" title="15.7.11 InnoDB Tablespace Encryption">Section 15.7.11, “InnoDB Tablespace Encryption”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-migration" title="15.8.1.3 Moving or Copying InnoDB Tables">Section 15.8.1.3, “Moving or Copying InnoDB Tables”</a></dt><dd></dd><dt><a class="xref" href="glossary.html" title="MySQL Glossary">MySQL Glossary</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-create-index-implementation" title="15.12.5 Online DDL Implementation Details">Section 15.12.5, “Online DDL Implementation Details”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#optimize-table" title="13.7.3.4 OPTIMIZE TABLE Syntax">Section 13.7.3.4, “OPTIMIZE TABLE Syntax”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-truncate-table-reclaim-space" title="15.11.5 Reclaiming Disk Space with TRUNCATE TABLE">Section 15.11.5, “Reclaiming Disk Space with TRUNCATE TABLE”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-solutions-partitioning" title="17.3.6 Replicating Different Databases to Different Slaves">Section 17.3.6, “Replicating Different Databases to Different Slaves”</a></dt><dd></dd><dt><a class="xref" href="partitioning.html#partitioning-limitations" title="22.6 Restrictions and Limitations on Partitioning">Section 22.6, “Restrictions and Limitations on Partitioning”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-compression-syntax-warnings" title="15.9.1.7 SQL Compression Syntax Warnings and Errors">Section 15.9.1.7, “SQL Compression Syntax Warnings and Errors”</a></dt><dd></dd><dt><a class="xref" href="information-schema.html#innodb-tables-table" title="24.33.23 The INFORMATION_SCHEMA INNODB_TABLES Table">Section 24.33.23, “The INFORMATION_SCHEMA INNODB_TABLES Table”</a></dt><dd></dd><dt><a class="xref" href="information-schema.html#innodb-tablespaces-table" title="24.33.24 The INFORMATION_SCHEMA INNODB_TABLESPACES Table">Section 24.33.24, “The INFORMATION_SCHEMA INNODB_TABLESPACES Table”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-troubleshooting-datadict" title="15.20.3 Troubleshooting InnoDB Data Dictionary Operations">Section 15.20.3, “Troubleshooting InnoDB Data Dictionary Operations”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_fill_factor</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-parameters" title="15.13 InnoDB Startup Options and System Variables">Section 15.13, “InnoDB Startup Options and System Variables”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#sorted-index-builds" title="15.8.2.3 Sorted Index Builds">Section 15.8.2.3, “Sorted Index Builds”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-physical-structure" title="15.8.2.2 The Physical Structure of an InnoDB Index">Section 15.8.2.2, “The Physical Structure of an InnoDB Index”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_flush_log_at_timeout</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-parameters" title="15.13 InnoDB Startup Options and System Variables">Section 15.13, “InnoDB Startup Options and System Variables”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-redo-log-buffer" title="15.4.4 Redo Log Buffer">Section 15.4.4, “Redo Log Buffer”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_flush_log_at_trx_commit</h3>
<dl><dt><a class="xref" href="sql-syntax.html#atomic-ddl" title="13.1.1 Atomic Data Definition Statement Support">Section 13.1.1, “Atomic Data Definition Statement Support”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#mysql-acid" title="15.2 InnoDB and the ACID Model">Section 15.2, “InnoDB and the ACID Model”</a></dt><dd></dd><dt><a class="xref" href="optimization.html#optimizing-innodb-transaction-management" title="8.5.2 Optimizing InnoDB Transaction Management">Section 8.5.2, “Optimizing InnoDB Transaction Management”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-redo-log-buffer" title="15.4.4 Redo Log Buffer">Section 15.4.4, “Redo Log Buffer”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-features-shutdowns" title="17.4.1.28 Replication and Master or Slave Shutdowns">Section 17.4.1.28, “Replication and Master or Slave Shutdowns”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-memcached-tuning" title="15.19.6.3 Tuning InnoDB memcached Plugin Performance">Section 15.19.6.3, “Tuning InnoDB memcached Plugin Performance”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_flush_method</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-doublewrite-buffer" title="15.4.6 Doublewrite Buffer">Section 15.4.6, “Doublewrite Buffer”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-dedicated-server" title="15.6.13 Enabling Automatic Configuration for a Dedicated MySQL Server">Section 15.6.13, “Enabling Automatic Configuration for a Dedicated MySQL Server”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-disk-io" title="15.11.1 InnoDB Disk I/O">Section 15.11.1, “InnoDB Disk I/O”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-multiple-tablespaces" title="15.7.4 InnoDB File-Per-Table Tablespaces">Section 15.7.4, “InnoDB File-Per-Table Tablespaces”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-parameters" title="15.13 InnoDB Startup Options and System Variables">Section 15.13, “InnoDB Startup Options and System Variables”</a></dt><dd></dd><dt><a class="xref" href="optimization.html#optimizing-innodb-diskio" title="8.5.8 Optimizing InnoDB Disk I/O">Section 8.5.8, “Optimizing InnoDB Disk I/O”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-status-variables" title="5.1.7 Server Status Variables">Section 5.1.7, “Server Status Variables”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-memcached-tuning" title="15.19.6.3 Tuning InnoDB memcached Plugin Performance">Section 15.19.6.3, “Tuning InnoDB memcached Plugin Performance”</a></dt><dd></dd><dt><a class="xref" href="introduction.html#mysql-nutshell" title="1.4 What Is New in MySQL 8.0">Section 1.4, “What Is New in MySQL 8.0”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_flush_neighbors</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-lru-background-flushing" title="15.6.3.7 Fine-tuning InnoDB Buffer Pool Flushing">Section 15.6.3.7, “Fine-tuning InnoDB Buffer Pool Flushing”</a></dt><dd></dd><dt><a class="xref" href="glossary.html" title="MySQL Glossary">MySQL Glossary</a></dt><dd></dd><dt><a class="xref" href="optimization.html#optimizing-innodb-diskio" title="8.5.8 Optimizing InnoDB Disk I/O">Section 8.5.8, “Optimizing InnoDB Disk I/O”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-buffer-pool" title="15.6.3.1 The InnoDB Buffer Pool">Section 15.6.3.1, “The InnoDB Buffer Pool”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_flush_sync</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-performance-thread_io_rate" title="15.6.8 Configuring the InnoDB Master Thread I/O Rate">Section 15.6.8, “Configuring the InnoDB Master Thread I/O Rate”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-parameters" title="15.13 InnoDB Startup Options and System Variables">Section 15.13, “InnoDB Startup Options and System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_flushing_avg_loops</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-lru-background-flushing" title="15.6.3.7 Fine-tuning InnoDB Buffer Pool Flushing">Section 15.6.3.7, “Fine-tuning InnoDB Buffer Pool Flushing”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-buffer-pool" title="15.6.3.1 The InnoDB Buffer Pool">Section 15.6.3.1, “The InnoDB Buffer Pool”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_force_load_corrupted</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-parameters" title="15.13 InnoDB Startup Options and System Variables">Section 15.13, “InnoDB Startup Options and System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_force_recovery</h3>
<dl><dt><a class="xref" href="sql-syntax.html#drop-table" title="13.1.29 DROP TABLE Syntax">Section 13.1.29, “DROP TABLE Syntax”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#forcing-innodb-recovery" title="15.20.2 Forcing InnoDB Recovery">Section 15.20.2, “Forcing InnoDB Recovery”</a></dt><dd></dd><dt><a class="xref" href="introduction.html#bug-reports" title="1.7 How to Report Bugs or Problems">Section 1.7, “How to Report Bugs or Problems”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-recovery" title="15.17.2 InnoDB Recovery">Section 15.17.2, “InnoDB Recovery”</a></dt><dd></dd><dt><a class="xref" href="optimization.html#optimizing-innodb-transaction-management" title="8.5.2 Optimizing InnoDB Transaction Management">Section 8.5.2, “Optimizing InnoDB Transaction Management”</a></dt><dd></dd><dt><a class="xref" href="installing.html#rebuilding-tables" title="2.11.3 Rebuilding or Repairing Tables or Indexes">Section 2.11.3, “Rebuilding or Repairing Tables or Indexes”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_ft_aux_table</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-information-schema-fulltext_index-tables" title="15.14.4 InnoDB INFORMATION_SCHEMA FULLTEXT Index Tables">Section 15.14.4, “InnoDB INFORMATION_SCHEMA FULLTEXT Index Tables”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-parameters" title="15.13 InnoDB Startup Options and System Variables">Section 15.13, “InnoDB Startup Options and System Variables”</a></dt><dd></dd><dt><a class="xref" href="information-schema.html#innodb-ft-being-deleted-table" title="24.33.8 The INFORMATION_SCHEMA INNODB_FT_BEING_DELETED Table">Section 24.33.8, “The INFORMATION_SCHEMA INNODB_FT_BEING_DELETED Table”</a></dt><dd></dd><dt><a class="xref" href="information-schema.html#innodb-ft-config-table" title="24.33.9 The INFORMATION_SCHEMA INNODB_FT_CONFIG Table">Section 24.33.9, “The INFORMATION_SCHEMA INNODB_FT_CONFIG Table”</a></dt><dd></dd><dt><a class="xref" href="information-schema.html#innodb-ft-deleted-table" title="24.33.11 The INFORMATION_SCHEMA INNODB_FT_DELETED Table">Section 24.33.11, “The INFORMATION_SCHEMA INNODB_FT_DELETED Table”</a></dt><dd></dd><dt><a class="xref" href="information-schema.html#innodb-ft-index-cache-table" title="24.33.12 The INFORMATION_SCHEMA INNODB_FT_INDEX_CACHE Table">Section 24.33.12, “The INFORMATION_SCHEMA INNODB_FT_INDEX_CACHE Table”</a></dt><dd></dd><dt><a class="xref" href="information-schema.html#innodb-ft-index-table-table" title="24.33.13 The INFORMATION_SCHEMA INNODB_FT_INDEX_TABLE Table">Section 24.33.13, “The INFORMATION_SCHEMA INNODB_FT_INDEX_TABLE Table”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_ft_cache_size</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-fulltext-index" title="15.8.2.4 InnoDB FULLTEXT Indexes">Section 15.8.2.4, “InnoDB FULLTEXT Indexes”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-information-schema-fulltext_index-tables" title="15.14.4 InnoDB INFORMATION_SCHEMA FULLTEXT Index Tables">Section 15.14.4, “InnoDB INFORMATION_SCHEMA FULLTEXT Index Tables”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-parameters" title="15.13 InnoDB Startup Options and System Variables">Section 15.13, “InnoDB Startup Options and System Variables”</a></dt><dd></dd><dt><a class="xref" href="glossary.html" title="MySQL Glossary">MySQL Glossary</a></dt><dd></dd><dt><a class="xref" href="information-schema.html#innodb-ft-index-cache-table" title="24.33.12 The INFORMATION_SCHEMA INNODB_FT_INDEX_CACHE Table">Section 24.33.12, “The INFORMATION_SCHEMA INNODB_FT_INDEX_CACHE Table”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_ft_enable_diag_print</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-parameters" title="15.13 InnoDB Startup Options and System Variables">Section 15.13, “InnoDB Startup Options and System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_ft_enable_stopword</h3>
<dl><dt><a class="xref" href="functions.html#fulltext-boolean" title="12.9.2 Boolean Full-Text Searches">Section 12.9.2, “Boolean Full-Text Searches”</a></dt><dd></dd><dt><a class="xref" href="functions.html#fulltext-fine-tuning" title="12.9.6 Fine-Tuning MySQL Full-Text Search">Section 12.9.6, “Fine-Tuning MySQL Full-Text Search”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-parameters" title="15.13 InnoDB Startup Options and System Variables">Section 15.13, “InnoDB Startup Options and System Variables”</a></dt><dd></dd><dt><a class="xref" href="functions.html#fulltext-natural-language" title="12.9.1 Natural Language Full-Text Searches">Section 12.9.1, “Natural Language Full-Text Searches”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_ft_max_token_size</h3>
<dl><dt><a class="xref" href="functions.html#fulltext-boolean" title="12.9.2 Boolean Full-Text Searches">Section 12.9.2, “Boolean Full-Text Searches”</a></dt><dd></dd><dt><a class="xref" href="functions.html#fulltext-fine-tuning" title="12.9.6 Fine-Tuning MySQL Full-Text Search">Section 12.9.6, “Fine-Tuning MySQL Full-Text Search”</a></dt><dd></dd><dt><a class="xref" href="functions.html#fulltext-stopwords" title="12.9.4 Full-Text Stopwords">Section 12.9.4, “Full-Text Stopwords”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-parameters" title="15.13 InnoDB Startup Options and System Variables">Section 15.13, “InnoDB Startup Options and System Variables”</a></dt><dd></dd><dt><a class="xref" href="functions.html#fulltext-search-ngram" title="12.9.8 ngram Full-Text Parser">Section 12.9.8, “ngram Full-Text Parser”</a></dt><dd></dd><dt><a class="xref" href="extending-mysql.html#writing-full-text-plugins" title="28.2.4.4 Writing Full-Text Parser Plugins">Section 28.2.4.4, “Writing Full-Text Parser Plugins”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_ft_min_token_size</h3>
<dl><dt><a class="xref" href="functions.html#fulltext-boolean" title="12.9.2 Boolean Full-Text Searches">Section 12.9.2, “Boolean Full-Text Searches”</a></dt><dd></dd><dt><a class="xref" href="functions.html#fulltext-fine-tuning" title="12.9.6 Fine-Tuning MySQL Full-Text Search">Section 12.9.6, “Fine-Tuning MySQL Full-Text Search”</a></dt><dd></dd><dt><a class="xref" href="functions.html#fulltext-stopwords" title="12.9.4 Full-Text Stopwords">Section 12.9.4, “Full-Text Stopwords”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-parameters" title="15.13 InnoDB Startup Options and System Variables">Section 15.13, “InnoDB Startup Options and System Variables”</a></dt><dd></dd><dt><a class="xref" href="functions.html#fulltext-search-mecab" title="12.9.9 MeCab Full-Text Parser Plugin">Section 12.9.9, “MeCab Full-Text Parser Plugin”</a></dt><dd></dd><dt><a class="xref" href="functions.html#fulltext-natural-language" title="12.9.1 Natural Language Full-Text Searches">Section 12.9.1, “Natural Language Full-Text Searches”</a></dt><dd></dd><dt><a class="xref" href="functions.html#fulltext-search-ngram" title="12.9.8 ngram Full-Text Parser">Section 12.9.8, “ngram Full-Text Parser”</a></dt><dd></dd><dt><a class="xref" href="extending-mysql.html#writing-full-text-plugins" title="28.2.4.4 Writing Full-Text Parser Plugins">Section 28.2.4.4, “Writing Full-Text Parser Plugins”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_ft_num_word_optimize</h3>
<dl><dt><a class="xref" href="functions.html#fulltext-fine-tuning" title="12.9.6 Fine-Tuning MySQL Full-Text Search">Section 12.9.6, “Fine-Tuning MySQL Full-Text Search”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-parameters" title="15.13 InnoDB Startup Options and System Variables">Section 15.13, “InnoDB Startup Options and System Variables”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#optimize-table" title="13.7.3.4 OPTIMIZE TABLE Syntax">Section 13.7.3.4, “OPTIMIZE TABLE Syntax”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_ft_result_cache_limit</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-parameters" title="15.13 InnoDB Startup Options and System Variables">Section 15.13, “InnoDB Startup Options and System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_ft_server_stopword_table</h3>
<dl><dt><a class="xref" href="functions.html#fulltext-boolean" title="12.9.2 Boolean Full-Text Searches">Section 12.9.2, “Boolean Full-Text Searches”</a></dt><dd></dd><dt><a class="xref" href="functions.html#fulltext-fine-tuning" title="12.9.6 Fine-Tuning MySQL Full-Text Search">Section 12.9.6, “Fine-Tuning MySQL Full-Text Search”</a></dt><dd></dd><dt><a class="xref" href="functions.html#fulltext-stopwords" title="12.9.4 Full-Text Stopwords">Section 12.9.4, “Full-Text Stopwords”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-parameters" title="15.13 InnoDB Startup Options and System Variables">Section 15.13, “InnoDB Startup Options and System Variables”</a></dt><dd></dd><dt><a class="xref" href="functions.html#fulltext-natural-language" title="12.9.1 Natural Language Full-Text Searches">Section 12.9.1, “Natural Language Full-Text Searches”</a></dt><dd></dd><dt><a class="xref" href="information-schema.html#innodb-ft-default-stopword-table" title="24.33.10 The INFORMATION_SCHEMA INNODB_FT_DEFAULT_STOPWORD Table">Section 24.33.10, “The INFORMATION_SCHEMA INNODB_FT_DEFAULT_STOPWORD Table”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_ft_sort_pll_degree</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-fulltext-index" title="15.8.2.4 InnoDB FULLTEXT Indexes">Section 15.8.2.4, “InnoDB FULLTEXT Indexes”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-parameters" title="15.13 InnoDB Startup Options and System Variables">Section 15.13, “InnoDB Startup Options and System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_ft_total_cache_size</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-fulltext-index" title="15.8.2.4 InnoDB FULLTEXT Indexes">Section 15.8.2.4, “InnoDB FULLTEXT Indexes”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-information-schema-fulltext_index-tables" title="15.14.4 InnoDB INFORMATION_SCHEMA FULLTEXT Index Tables">Section 15.14.4, “InnoDB INFORMATION_SCHEMA FULLTEXT Index Tables”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-parameters" title="15.13 InnoDB Startup Options and System Variables">Section 15.13, “InnoDB Startup Options and System Variables”</a></dt><dd></dd><dt><a class="xref" href="information-schema.html#innodb-ft-index-cache-table" title="24.33.12 The INFORMATION_SCHEMA INNODB_FT_INDEX_CACHE Table">Section 24.33.12, “The INFORMATION_SCHEMA INNODB_FT_INDEX_CACHE Table”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_ft_user_stopword_table</h3>
<dl><dt><a class="xref" href="functions.html#fulltext-boolean" title="12.9.2 Boolean Full-Text Searches">Section 12.9.2, “Boolean Full-Text Searches”</a></dt><dd></dd><dt><a class="xref" href="functions.html#fulltext-fine-tuning" title="12.9.6 Fine-Tuning MySQL Full-Text Search">Section 12.9.6, “Fine-Tuning MySQL Full-Text Search”</a></dt><dd></dd><dt><a class="xref" href="functions.html#fulltext-stopwords" title="12.9.4 Full-Text Stopwords">Section 12.9.4, “Full-Text Stopwords”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-parameters" title="15.13 InnoDB Startup Options and System Variables">Section 15.13, “InnoDB Startup Options and System Variables”</a></dt><dd></dd><dt><a class="xref" href="functions.html#fulltext-natural-language" title="12.9.1 Natural Language Full-Text Searches">Section 12.9.1, “Natural Language Full-Text Searches”</a></dt><dd></dd><dt><a class="xref" href="information-schema.html#innodb-ft-default-stopword-table" title="24.33.10 The INFORMATION_SCHEMA INNODB_FT_DEFAULT_STOPWORD Table">Section 24.33.10, “The INFORMATION_SCHEMA INNODB_FT_DEFAULT_STOPWORD Table”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_io_capacity</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-performance-thread_io_rate" title="15.6.8 Configuring the InnoDB Master Thread I/O Rate">Section 15.6.8, “Configuring the InnoDB Master Thread I/O Rate”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-lru-background-flushing" title="15.6.3.7 Fine-tuning InnoDB Buffer Pool Flushing">Section 15.6.3.7, “Fine-tuning InnoDB Buffer Pool Flushing”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-parameters" title="15.13 InnoDB Startup Options and System Variables">Section 15.13, “InnoDB Startup Options and System Variables”</a></dt><dd></dd><dt><a class="xref" href="faqs.html#faqs-innodb-change-buffer" title="A.15 MySQL 8.0 FAQ: InnoDB Change Buffer">Section A.15, “MySQL 8.0 FAQ: InnoDB Change Buffer”</a></dt><dd></dd><dt><a class="xref" href="optimization.html#optimizing-innodb-diskio" title="8.5.8 Optimizing InnoDB Disk I/O">Section 8.5.8, “Optimizing InnoDB Disk I/O”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_io_capacity_max</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-lru-background-flushing" title="15.6.3.7 Fine-tuning InnoDB Buffer Pool Flushing">Section 15.6.3.7, “Fine-tuning InnoDB Buffer Pool Flushing”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-parameters" title="15.13 InnoDB Startup Options and System Variables">Section 15.13, “InnoDB Startup Options and System Variables”</a></dt><dd></dd><dt><a class="xref" href="optimization.html#optimizing-innodb-diskio" title="8.5.8 Optimizing InnoDB Disk I/O">Section 8.5.8, “Optimizing InnoDB Disk I/O”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_lock_wait_timeout</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#converting-tables-to-innodb" title="15.8.1.4 Converting Tables from MyISAM to InnoDB">Section 15.8.1.4, “Converting Tables from MyISAM to InnoDB”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-deadlock-detection" title="15.5.5.2 Deadlock Detection and Rollback">Section 15.5.5.2, “Deadlock Detection and Rollback”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-deadlocks" title="15.5.5 Deadlocks in InnoDB">Section 15.5.5, “Deadlocks in InnoDB”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-parameters" title="15.13 InnoDB Startup Options and System Variables">Section 15.13, “InnoDB Startup Options and System Variables”</a></dt><dd></dd><dt><a class="xref" href="optimization.html#internal-locking" title="8.11.1 Internal Locking Methods">Section 8.11.1, “Internal Locking Methods”</a></dt><dd></dd><dt><a class="xref" href="glossary.html" title="MySQL Glossary">MySQL Glossary</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-features-timeout" title="17.4.1.32 Replication Retries and Timeouts">Section 17.4.1.32, “Replication Retries and Timeouts”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-options-slave" title="17.1.6.3 Replication Slave Options and Variables">Section 17.1.6.3, “Replication Slave Options and Variables”</a></dt><dd></dd><dt><a class="xref" href="error-handling.html#error-messages-server" title="B.3 Server Error Codes and Messages">Section B.3, “Server Error Codes and Messages”</a></dt><dd></dd><dt><a class="xref" href="introduction.html#mysql-nutshell" title="1.4 What Is New in MySQL 8.0">Section 1.4, “What Is New in MySQL 8.0”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_locks_unsafe_for_binlog</h3>
<dl><dt><a class="xref" href="glossary.html" title="MySQL Glossary">MySQL Glossary</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-transaction-isolation-levels" title="15.5.2.1 Transaction Isolation Levels">Section 15.5.2.1, “Transaction Isolation Levels”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_log_buffer_size</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-init-startup-configuration" title="15.6.1 InnoDB Startup Configuration">Section 15.6.1, “InnoDB Startup Configuration”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-parameters" title="15.13 InnoDB Startup Options and System Variables">Section 15.13, “InnoDB Startup Options and System Variables”</a></dt><dd></dd><dt><a class="xref" href="glossary.html" title="MySQL Glossary">MySQL Glossary</a></dt><dd></dd><dt><a class="xref" href="optimization.html#optimizing-innodb-logging" title="8.5.4 Optimizing InnoDB Redo Logging">Section 8.5.4, “Optimizing InnoDB Redo Logging”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-redo-log-buffer" title="15.4.4 Redo Log Buffer">Section 15.4.4, “Redo Log Buffer”</a></dt><dd></dd><dt><a class="xref" href="introduction.html#mysql-nutshell" title="1.4 What Is New in MySQL 8.0">Section 1.4, “What Is New in MySQL 8.0”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_log_compressed_pages</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-performance-compression-oltp" title="15.9.1.6 Compression for OLTP Workloads">Section 15.9.1.6, “Compression for OLTP Workloads”</a></dt><dd></dd><dt><a class="xref" href="optimization.html#optimizing-innodb-diskio" title="8.5.8 Optimizing InnoDB Disk I/O">Section 8.5.8, “Optimizing InnoDB Disk I/O”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_log_file_size</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-data-log-reconfiguration" title="15.7.2 Changing the Number or Size of InnoDB Redo Log Files">Section 15.7.2, “Changing the Number or Size of InnoDB Redo Log Files”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-read-only-instance" title="15.6.2 Configuring InnoDB for Read-Only Operation">Section 15.6.2, “Configuring InnoDB for Read-Only Operation”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-dedicated-server" title="15.6.13 Enabling Automatic Configuration for a Dedicated MySQL Server">Section 15.6.13, “Enabling Automatic Configuration for a Dedicated MySQL Server”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-lru-background-flushing" title="15.6.3.7 Fine-tuning InnoDB Buffer Pool Flushing">Section 15.6.3.7, “Fine-tuning InnoDB Buffer Pool Flushing”</a></dt><dd></dd><dt><a class="xref" href="installing.html#data-directory-initialization-mysqld" title="2.10.1.1 Initializing the Data Directory Manually Using mysqld">Section 2.10.1.1, “Initializing the Data Directory Manually Using mysqld”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-init-startup-configuration" title="15.6.1 InnoDB Startup Configuration">Section 15.6.1, “InnoDB Startup Configuration”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-parameters" title="15.13 InnoDB Startup Options and System Variables">Section 15.13, “InnoDB Startup Options and System Variables”</a></dt><dd></dd><dt><a class="xref" href="glossary.html" title="MySQL Glossary">MySQL Glossary</a></dt><dd></dd><dt><a class="xref" href="optimization.html#optimizing-innodb-diskio" title="8.5.8 Optimizing InnoDB Disk I/O">Section 8.5.8, “Optimizing InnoDB Disk I/O”</a></dt><dd></dd><dt><a class="xref" href="optimization.html#optimizing-innodb-logging" title="8.5.4 Optimizing InnoDB Redo Logging">Section 8.5.4, “Optimizing InnoDB Redo Logging”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#using-system-variables" title="5.1.6 Using System Variables">Section 5.1.6, “Using System Variables”</a></dt><dd></dd><dt><a class="xref" href="introduction.html#mysql-nutshell" title="1.4 What Is New in MySQL 8.0">Section 1.4, “What Is New in MySQL 8.0”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_log_files_in_group</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-data-log-reconfiguration" title="15.7.2 Changing the Number or Size of InnoDB Redo Log Files">Section 15.7.2, “Changing the Number or Size of InnoDB Redo Log Files”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-init-startup-configuration" title="15.6.1 InnoDB Startup Configuration">Section 15.6.1, “InnoDB Startup Configuration”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-parameters" title="15.13 InnoDB Startup Options and System Variables">Section 15.13, “InnoDB Startup Options and System Variables”</a></dt><dd></dd><dt><a class="xref" href="glossary.html" title="MySQL Glossary">MySQL Glossary</a></dt><dd></dd><dt><a class="xref" href="optimization.html#optimizing-innodb-logging" title="8.5.4 Optimizing InnoDB Redo Logging">Section 8.5.4, “Optimizing InnoDB Redo Logging”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_log_group_home_dir</h3>
<dl><dt><a class="xref" href="installing.html#data-directory-initialization-mysqld" title="2.10.1.1 Initializing the Data Directory Manually Using mysqld">Section 2.10.1.1, “Initializing the Data Directory Manually Using mysqld”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-init-startup-configuration" title="15.6.1 InnoDB Startup Configuration">Section 15.6.1, “InnoDB Startup Configuration”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-parameters" title="15.13 InnoDB Startup Options and System Variables">Section 15.13, “InnoDB Startup Options and System Variables”</a></dt><dd></dd><dt><a class="xref" href="glossary.html" title="MySQL Glossary">MySQL Glossary</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_log_spin_cpu_abs_lwm</h3>
<dl><dt><a class="xref" href="optimization.html#optimizing-innodb-logging" title="8.5.4 Optimizing InnoDB Redo Logging">Section 8.5.4, “Optimizing InnoDB Redo Logging”</a></dt><dd></dd><dt><a class="xref" href="introduction.html#mysql-nutshell" title="1.4 What Is New in MySQL 8.0">Section 1.4, “What Is New in MySQL 8.0”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_log_spin_cpu_pct_hwm</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-parameters" title="15.13 InnoDB Startup Options and System Variables">Section 15.13, “InnoDB Startup Options and System Variables”</a></dt><dd></dd><dt><a class="xref" href="optimization.html#optimizing-innodb-logging" title="8.5.4 Optimizing InnoDB Redo Logging">Section 8.5.4, “Optimizing InnoDB Redo Logging”</a></dt><dd></dd><dt><a class="xref" href="introduction.html#mysql-nutshell" title="1.4 What Is New in MySQL 8.0">Section 1.4, “What Is New in MySQL 8.0”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_log_wait_for_flush_spin_hwm</h3>
<dl><dt><a class="xref" href="optimization.html#optimizing-innodb-logging" title="8.5.4 Optimizing InnoDB Redo Logging">Section 8.5.4, “Optimizing InnoDB Redo Logging”</a></dt><dd></dd><dt><a class="xref" href="introduction.html#mysql-nutshell" title="1.4 What Is New in MySQL 8.0">Section 1.4, “What Is New in MySQL 8.0”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_log_write_ahead_size</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-parameters" title="15.13 InnoDB Startup Options and System Variables">Section 15.13, “InnoDB Startup Options and System Variables”</a></dt><dd></dd><dt><a class="xref" href="optimization.html#optimizing-innodb-logging" title="8.5.4 Optimizing InnoDB Redo Logging">Section 8.5.4, “Optimizing InnoDB Redo Logging”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_lru_scan_depth</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-lru-background-flushing" title="15.6.3.7 Fine-tuning InnoDB Buffer Pool Flushing">Section 15.6.3.7, “Fine-tuning InnoDB Buffer Pool Flushing”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-buffer-pool" title="15.6.3.1 The InnoDB Buffer Pool">Section 15.6.3.1, “The InnoDB Buffer Pool”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_max_dirty_pages_pct</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-performance-adaptive_flushing" title="15.6.3.6 Configuring InnoDB Buffer Pool Flushing">Section 15.6.3.6, “Configuring InnoDB Buffer Pool Flushing”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-lru-background-flushing" title="15.6.3.7 Fine-tuning InnoDB Buffer Pool Flushing">Section 15.6.3.7, “Fine-tuning InnoDB Buffer Pool Flushing”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-parameters" title="15.13 InnoDB Startup Options and System Variables">Section 15.13, “InnoDB Startup Options and System Variables”</a></dt><dd></dd><dt><a class="xref" href="optimization.html#optimizing-innodb-diskio" title="8.5.8 Optimizing InnoDB Disk I/O">Section 8.5.8, “Optimizing InnoDB Disk I/O”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-buffer-pool" title="15.6.3.1 The InnoDB Buffer Pool">Section 15.6.3.1, “The InnoDB Buffer Pool”</a></dt><dd></dd><dt><a class="xref" href="introduction.html#mysql-nutshell" title="1.4 What Is New in MySQL 8.0">Section 1.4, “What Is New in MySQL 8.0”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_max_dirty_pages_pct_lwm</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-performance-adaptive_flushing" title="15.6.3.6 Configuring InnoDB Buffer Pool Flushing">Section 15.6.3.6, “Configuring InnoDB Buffer Pool Flushing”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-lru-background-flushing" title="15.6.3.7 Fine-tuning InnoDB Buffer Pool Flushing">Section 15.6.3.7, “Fine-tuning InnoDB Buffer Pool Flushing”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-buffer-pool" title="15.6.3.1 The InnoDB Buffer Pool">Section 15.6.3.1, “The InnoDB Buffer Pool”</a></dt><dd></dd><dt><a class="xref" href="introduction.html#mysql-nutshell" title="1.4 What Is New in MySQL 8.0">Section 1.4, “What Is New in MySQL 8.0”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_max_purge_lag</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-multi-versioning" title="15.3 InnoDB Multi-Versioning">Section 15.3, “InnoDB Multi-Versioning”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-parameters" title="15.13 InnoDB Startup Options and System Variables">Section 15.13, “InnoDB Startup Options and System Variables”</a></dt><dd></dd><dt><a class="xref" href="glossary.html" title="MySQL Glossary">MySQL Glossary</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_max_purge_lag_delay</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-parameters" title="15.13 InnoDB Startup Options and System Variables">Section 15.13, “InnoDB Startup Options and System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_max_undo_log_size</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-parameters" title="15.13 InnoDB Startup Options and System Variables">Section 15.13, “InnoDB Startup Options and System Variables”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#truncate-undo-tablespace" title="15.7.9 Truncating Undo Tablespaces">Section 15.7.9, “Truncating Undo Tablespaces”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_monitor_disable</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-information-schema-metrics-table" title="15.14.6 InnoDB INFORMATION_SCHEMA Metrics Table">Section 15.14.6, “InnoDB INFORMATION_SCHEMA Metrics Table”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#show-engine" title="13.7.6.15 SHOW ENGINE Syntax">Section 13.7.6.15, “SHOW ENGINE Syntax”</a></dt><dd></dd><dt><a class="xref" href="information-schema.html#innodb-metrics-table" title="24.33.16 The INFORMATION_SCHEMA INNODB_METRICS Table">Section 24.33.16, “The INFORMATION_SCHEMA INNODB_METRICS Table”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_monitor_enable</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-information-schema-metrics-table" title="15.14.6 InnoDB INFORMATION_SCHEMA Metrics Table">Section 15.14.6, “InnoDB INFORMATION_SCHEMA Metrics Table”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#show-engine" title="13.7.6.15 SHOW ENGINE Syntax">Section 13.7.6.15, “SHOW ENGINE Syntax”</a></dt><dd></dd><dt><a class="xref" href="information-schema.html#innodb-metrics-table" title="24.33.16 The INFORMATION_SCHEMA INNODB_METRICS Table">Section 24.33.16, “The INFORMATION_SCHEMA INNODB_METRICS Table”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_monitor_reset</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-information-schema-metrics-table" title="15.14.6 InnoDB INFORMATION_SCHEMA Metrics Table">Section 15.14.6, “InnoDB INFORMATION_SCHEMA Metrics Table”</a></dt><dd></dd><dt><a class="xref" href="information-schema.html#innodb-metrics-table" title="24.33.16 The INFORMATION_SCHEMA INNODB_METRICS Table">Section 24.33.16, “The INFORMATION_SCHEMA INNODB_METRICS Table”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_monitor_reset_all</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-information-schema-metrics-table" title="15.14.6 InnoDB INFORMATION_SCHEMA Metrics Table">Section 15.14.6, “InnoDB INFORMATION_SCHEMA Metrics Table”</a></dt><dd></dd><dt><a class="xref" href="information-schema.html#innodb-metrics-table" title="24.33.16 The INFORMATION_SCHEMA INNODB_METRICS Table">Section 24.33.16, “The INFORMATION_SCHEMA INNODB_METRICS Table”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_old_blocks_pct</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-parameters" title="15.13 InnoDB Startup Options and System Variables">Section 15.13, “InnoDB Startup Options and System Variables”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-performance-midpoint_insertion" title="15.6.3.4 Making the Buffer Pool Scan Resistant">Section 15.6.3.4, “Making the Buffer Pool Scan Resistant”</a></dt><dd></dd><dt><a class="xref" href="glossary.html" title="MySQL Glossary">MySQL Glossary</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-buffer-pool" title="15.6.3.1 The InnoDB Buffer Pool">Section 15.6.3.1, “The InnoDB Buffer Pool”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_old_blocks_time</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-parameters" title="15.13 InnoDB Startup Options and System Variables">Section 15.13, “InnoDB Startup Options and System Variables”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-performance-midpoint_insertion" title="15.6.3.4 Making the Buffer Pool Scan Resistant">Section 15.6.3.4, “Making the Buffer Pool Scan Resistant”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-buffer-pool-monitoring" title="15.6.3.9 Monitoring the Buffer Pool Using the InnoDB Standard Monitor">Section 15.6.3.9, “Monitoring the Buffer Pool Using the InnoDB Standard Monitor”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-buffer-pool" title="15.6.3.1 The InnoDB Buffer Pool">Section 15.6.3.1, “The InnoDB Buffer Pool”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_online_alter_log_max_size</h3>
<dl><dt><a class="xref" href="glossary.html" title="MySQL Glossary">MySQL Glossary</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-create-index-implementation" title="15.12.5 Online DDL Implementation Details">Section 15.12.5, “Online DDL Implementation Details”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-create-index-concurrency" title="15.12.2 Online DDL Performance, Concurrency, and Space Requirements">Section 15.12.2, “Online DDL Performance, Concurrency, and Space Requirements”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_open_files</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_optimize_fulltext_only</h3>
<dl><dt><a class="xref" href="functions.html#fulltext-fine-tuning" title="12.9.6 Fine-Tuning MySQL Full-Text Search">Section 12.9.6, “Fine-Tuning MySQL Full-Text Search”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-fulltext-index" title="15.8.2.4 InnoDB FULLTEXT Indexes">Section 15.8.2.4, “InnoDB FULLTEXT Indexes”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-information-schema-fulltext_index-tables" title="15.14.4 InnoDB INFORMATION_SCHEMA FULLTEXT Index Tables">Section 15.14.4, “InnoDB INFORMATION_SCHEMA FULLTEXT Index Tables”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#optimize-table" title="13.7.3.4 OPTIMIZE TABLE Syntax">Section 13.7.3.4, “OPTIMIZE TABLE Syntax”</a></dt><dd></dd><dt><a class="xref" href="information-schema.html#innodb-ft-index-table-table" title="24.33.13 The INFORMATION_SCHEMA INNODB_FT_INDEX_TABLE Table">Section 24.33.13, “The INFORMATION_SCHEMA INNODB_FT_INDEX_TABLE Table”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_page_cleaners</h3>
<dl><dt><a class="xref" href="glossary.html" title="MySQL Glossary">MySQL Glossary</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_page_size</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#converting-tables-to-innodb" title="15.8.1.4 Converting Tables from MyISAM to InnoDB">Section 15.8.1.4, “Converting Tables from MyISAM to InnoDB”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#create-table" title="13.1.18 CREATE TABLE Syntax">Section 13.1.18, “CREATE TABLE Syntax”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#create-tablespace" title="13.1.19 CREATE TABLESPACE Syntax">Section 13.1.19, “CREATE TABLESPACE Syntax”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-compression-usage" title="15.9.1.2 Creating Compressed Tables">Section 15.9.1.2, “Creating Compressed Tables”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-analyze-table-complexity" title="15.6.11.3 Estimating ANALYZE TABLE Complexity for InnoDB Tables">Section 15.6.11.3, “Estimating ANALYZE TABLE Complexity for InnoDB Tables”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-file-space" title="15.11.2 File Space Management">Section 15.11.2, “File Space Management”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-compression-internals" title="15.9.1.5 How Compression Works for InnoDB Tables">Section 15.9.1.5, “How Compression Works for InnoDB Tables”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#general-tablespaces" title="15.7.10 InnoDB General Tablespaces">Section 15.7.10, “InnoDB General Tablespaces”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-page-compression" title="15.9.2 InnoDB Page Compression">Section 15.9.2, “InnoDB Page Compression”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-init-startup-configuration" title="15.6.1 InnoDB Startup Configuration">Section 15.6.1, “InnoDB Startup Configuration”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-parameters" title="15.13 InnoDB Startup Options and System Variables">Section 15.13, “InnoDB Startup Options and System Variables”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-restrictions" title="15.8.1.7 Limits on InnoDB Tables">Section 15.8.1.7, “Limits on InnoDB Tables”</a></dt><dd></dd><dt><a class="xref" href="restrictions.html#column-count-limit" title="C.10.4 Limits on Table Column Count and Row Size">Section C.10.4, “Limits on Table Column Count and Row Size”</a></dt><dd></dd><dt><a class="xref" href="glossary.html" title="MySQL Glossary">MySQL Glossary</a></dt><dd></dd><dt><a class="xref" href="optimization.html#optimizing-innodb-diskio" title="8.5.8 Optimizing InnoDB Disk I/O">Section 8.5.8, “Optimizing InnoDB Disk I/O”</a></dt><dd></dd><dt><a class="xref" href="optimization.html#optimizing-innodb-logging" title="8.5.4 Optimizing InnoDB Redo Logging">Section 8.5.4, “Optimizing InnoDB Redo Logging”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-compression-background" title="15.9.1.1 Overview of Table Compression">Section 15.9.1.1, “Overview of Table Compression”</a></dt><dd></dd><dt><a class="xref" href="information-schema.html#files-table" title="24.9 The INFORMATION_SCHEMA FILES Table">Section 24.9, “The INFORMATION_SCHEMA FILES Table”</a></dt><dd></dd><dt><a class="xref" href="information-schema.html#innodb-tablespaces-table" title="24.33.24 The INFORMATION_SCHEMA INNODB_TABLESPACES Table">Section 24.33.24, “The INFORMATION_SCHEMA INNODB_TABLESPACES Table”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-physical-structure" title="15.8.2.2 The Physical Structure of an InnoDB Index">Section 15.8.2.2, “The Physical Structure of an InnoDB Index”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-memcached-troubleshoot" title="15.19.9 Troubleshooting the InnoDB memcached Plugin">Section 15.19.9, “Troubleshooting the InnoDB memcached Plugin”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#truncate-undo-tablespace" title="15.7.9 Truncating Undo Tablespaces">Section 15.7.9, “Truncating Undo Tablespaces”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_print_all_deadlocks</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#converting-tables-to-innodb" title="15.8.1.4 Converting Tables from MyISAM to InnoDB">Section 15.8.1.4, “Converting Tables from MyISAM to InnoDB”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-deadlocks" title="15.5.5 Deadlocks in InnoDB">Section 15.5.5, “Deadlocks in InnoDB”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-deadlocks-handling" title="15.5.5.3 How to Minimize and Handle Deadlocks">Section 15.5.5.3, “How to Minimize and Handle Deadlocks”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-troubleshooting" title="15.20 InnoDB Troubleshooting">Section 15.20, “InnoDB Troubleshooting”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_print_ddl_logs</h3>
<dl><dt><a class="xref" href="sql-syntax.html#atomic-ddl" title="13.1.1 Atomic Data Definition Statement Support">Section 13.1.1, “Atomic Data Definition Statement Support”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_purge_batch_size</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-improved-purge-scheduling" title="15.6.10 Configuring InnoDB Purge Scheduling">Section 15.6.10, “Configuring InnoDB Purge Scheduling”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_purge_rseg_truncate_frequency</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-parameters" title="15.13 InnoDB Startup Options and System Variables">Section 15.13, “InnoDB Startup Options and System Variables”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#truncate-undo-tablespace" title="15.7.9 Truncating Undo Tablespaces">Section 15.7.9, “Truncating Undo Tablespaces”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_purge_threads</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-improved-purge-scheduling" title="15.6.10 Configuring InnoDB Purge Scheduling">Section 15.6.10, “Configuring InnoDB Purge Scheduling”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-performance-thread_io_rate" title="15.6.8 Configuring the InnoDB Master Thread I/O Rate">Section 15.6.8, “Configuring the InnoDB Master Thread I/O Rate”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-parameters" title="15.13 InnoDB Startup Options and System Variables">Section 15.13, “InnoDB Startup Options and System Variables”</a></dt><dd></dd><dt><a class="xref" href="glossary.html" title="MySQL Glossary">MySQL Glossary</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_random_read_ahead</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-performance-read_ahead" title="15.6.3.5 Configuring InnoDB Buffer Pool Prefetching (Read-Ahead)">Section 15.6.3.5, “Configuring InnoDB Buffer Pool Prefetching (Read-Ahead)”</a></dt><dd></dd><dt><a class="xref" href="glossary.html" title="MySQL Glossary">MySQL Glossary</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-buffer-pool" title="15.6.3.1 The InnoDB Buffer Pool">Section 15.6.3.1, “The InnoDB Buffer Pool”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_read_ahead_threshold</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-performance-read_ahead" title="15.6.3.5 Configuring InnoDB Buffer Pool Prefetching (Read-Ahead)">Section 15.6.3.5, “Configuring InnoDB Buffer Pool Prefetching (Read-Ahead)”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-parameters" title="15.13 InnoDB Startup Options and System Variables">Section 15.13, “InnoDB Startup Options and System Variables”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-buffer-pool" title="15.6.3.1 The InnoDB Buffer Pool">Section 15.6.3.1, “The InnoDB Buffer Pool”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_read_io_threads</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-performance-multiple_io_threads" title="15.6.6 Configuring the Number of Background InnoDB I/O Threads">Section 15.6.6, “Configuring the Number of Background InnoDB I/O Threads”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-standard-monitor" title="15.16.3 InnoDB Standard Monitor and Lock Monitor Output">Section 15.16.3, “InnoDB Standard Monitor and Lock Monitor Output”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-parameters" title="15.13 InnoDB Startup Options and System Variables">Section 15.13, “InnoDB Startup Options and System Variables”</a></dt><dd></dd><dt><a class="xref" href="extending-mysql.html#mysql-threads" title="28.1.1 MySQL Threads">Section 28.1.1, “MySQL Threads”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-linux-native-aio" title="15.6.7 Using Asynchronous I/O on Linux">Section 15.6.7, “Using Asynchronous I/O on Linux”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_read_only</h3>
<dl><dt><a class="xref" href="sql-syntax.html#analyze-table" title="13.7.3.1 ANALYZE TABLE Syntax">Section 13.7.3.1, “ANALYZE TABLE Syntax”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-read-only-instance" title="15.6.2 Configuring InnoDB for Read-Only Operation">Section 15.6.2, “Configuring InnoDB for Read-Only Operation”</a></dt><dd></dd><dt><a class="xref" href="data-dictionary.html#data-dictionary-usage-differences" title="14.7 Data Dictionary Usage Differences">Section 14.7, “Data Dictionary Usage Differences”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-parameters" title="15.13 InnoDB Startup Options and System Variables">Section 15.13, “InnoDB Startup Options and System Variables”</a></dt><dd></dd><dt><a class="xref" href="optimization.html#information-schema-optimization" title="8.2.3 Optimizing INFORMATION_SCHEMA Queries">Section 8.2.3, “Optimizing INFORMATION_SCHEMA Queries”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="information-schema.html#statistics-table" title="24.23 The INFORMATION_SCHEMA STATISTICS Table">Section 24.23, “The INFORMATION_SCHEMA STATISTICS Table”</a></dt><dd></dd><dt><a class="xref" href="information-schema.html#tables-table" title="24.26 The INFORMATION_SCHEMA TABLES Table">Section 24.26, “The INFORMATION_SCHEMA TABLES Table”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_redo_log_encrypt</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-tablespace-encryption" title="15.7.11 InnoDB Tablespace Encryption">Section 15.7.11, “InnoDB Tablespace Encryption”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_rollback_segments</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-undo-tablespace" title="15.7.8 Configuring Undo Tablespaces">Section 15.7.8, “Configuring Undo Tablespaces”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-parameters" title="15.13 InnoDB Startup Options and System Variables">Section 15.13, “InnoDB Startup Options and System Variables”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-temporary-tablespace" title="15.4.11 Temporary Tablespace">Section 15.4.11, “Temporary Tablespace”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-undo-logs" title="15.4.7 Undo Logs">Section 15.4.7, “Undo Logs”</a></dt><dd></dd><dt><a class="xref" href="introduction.html#mysql-nutshell" title="1.4 What Is New in MySQL 8.0">Section 1.4, “What Is New in MySQL 8.0”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_saved_page_number_debug</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-parameters" title="15.13 InnoDB Startup Options and System Variables">Section 15.13, “InnoDB Startup Options and System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_scan_directories</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-recovery" title="15.17.2 InnoDB Recovery">Section 15.17.2, “InnoDB Recovery”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_sort_buffer_size</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-parameters" title="15.13 InnoDB Startup Options and System Variables">Section 15.13, “InnoDB Startup Options and System Variables”</a></dt><dd></dd><dt><a class="xref" href="glossary.html" title="MySQL Glossary">MySQL Glossary</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-create-index-concurrency" title="15.12.2 Online DDL Performance, Concurrency, and Space Requirements">Section 15.12.2, “Online DDL Performance, Concurrency, and Space Requirements”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_spin_wait_delay</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-performance-spin_lock_polling" title="15.6.9 Configuring Spin Lock Polling">Section 15.6.9, “Configuring Spin Lock Polling”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_stats_auto_recalc</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-persistent-stats-auto-recalc" title="15.6.11.1.1 Configuring Automatic Statistics Calculation for Persistent Optimizer Statistics">Section 15.6.11.1.1, “Configuring Automatic Statistics Calculation for Persistent Optimizer
Statistics”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-performance-optimizer-statistics" title="15.6.11 Configuring Optimizer Statistics for InnoDB">Section 15.6.11, “Configuring Optimizer Statistics for InnoDB”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-persistent-stats-table-configuration" title="15.6.11.1.2 Configuring Optimizer Statistics Parameters for Individual Tables">Section 15.6.11.1.2, “Configuring Optimizer Statistics Parameters for Individual Tables”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#create-table" title="13.1.18 CREATE TABLE Syntax">Section 13.1.18, “CREATE TABLE Syntax”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-persistent-stats-tables-example" title="15.6.11.1.6 InnoDB Persistent Statistics Tables Example">Section 15.6.11.1.6, “InnoDB Persistent Statistics Tables Example”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_stats_include_delete_marked</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-persistent-stats-delete-marked" title="15.6.11.1.4 Including Delete-marked Records in Persistent Statistics Calculations">Section 15.6.11.1.4, “Including Delete-marked Records in Persistent Statistics Calculations”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-parameters" title="15.13 InnoDB Startup Options and System Variables">Section 15.13, “InnoDB Startup Options and System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_stats_method</h3>
<dl><dt><a class="xref" href="optimization.html#index-statistics" title="8.3.8 InnoDB and MyISAM Index Statistics Collection">Section 8.3.8, “InnoDB and MyISAM Index Statistics Collection”</a></dt><dd></dd><dt><a class="xref" href="glossary.html" title="MySQL Glossary">MySQL Glossary</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_stats_on_metadata</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-statistics-estimation" title="15.6.11.2 Configuring Non-Persistent Optimizer Statistics Parameters">Section 15.6.11.2, “Configuring Non-Persistent Optimizer Statistics Parameters”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_stats_persistent</h3>
<dl><dt><a class="xref" href="sql-syntax.html#analyze-table" title="13.7.3.1 ANALYZE TABLE Syntax">Section 13.7.3.1, “ANALYZE TABLE Syntax”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-statistics-estimation" title="15.6.11.2 Configuring Non-Persistent Optimizer Statistics Parameters">Section 15.6.11.2, “Configuring Non-Persistent Optimizer Statistics Parameters”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-performance-optimizer-statistics" title="15.6.11 Configuring Optimizer Statistics for InnoDB">Section 15.6.11, “Configuring Optimizer Statistics for InnoDB”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-persistent-stats-table-configuration" title="15.6.11.1.2 Configuring Optimizer Statistics Parameters for Individual Tables">Section 15.6.11.1.2, “Configuring Optimizer Statistics Parameters for Individual Tables”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-persistent-stats" title="15.6.11.1 Configuring Persistent Optimizer Statistics Parameters">Section 15.6.11.1, “Configuring Persistent Optimizer Statistics Parameters”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#create-index" title="13.1.14 CREATE INDEX Syntax">Section 13.1.14, “CREATE INDEX Syntax”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#create-table" title="13.1.18 CREATE TABLE Syntax">Section 13.1.18, “CREATE TABLE Syntax”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-analyze-table-complexity" title="15.6.11.3 Estimating ANALYZE TABLE Complexity for InnoDB Tables">Section 15.6.11.3, “Estimating ANALYZE TABLE Complexity for InnoDB Tables”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-parameters" title="15.13 InnoDB Startup Options and System Variables">Section 15.13, “InnoDB Startup Options and System Variables”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-restrictions" title="15.8.1.7 Limits on InnoDB Tables">Section 15.8.1.7, “Limits on InnoDB Tables”</a></dt><dd></dd><dt><a class="xref" href="optimization.html#optimizing-innodb-many-tables" title="8.5.10 Optimizing InnoDB for Systems with Many Tables">Section 8.5.10, “Optimizing InnoDB for Systems with Many Tables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_stats_persistent_sample_pages</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-persistent-stats-table-configuration" title="15.6.11.1.2 Configuring Optimizer Statistics Parameters for Individual Tables">Section 15.6.11.1.2, “Configuring Optimizer Statistics Parameters for Individual Tables”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-persistent-stats-pages-sampled" title="15.6.11.1.3 Configuring the Number of Sampled Pages for InnoDB Optimizer Statistics">Section 15.6.11.1.3, “Configuring the Number of Sampled Pages for InnoDB Optimizer Statistics”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-analyze-table-complexity" title="15.6.11.3 Estimating ANALYZE TABLE Complexity for InnoDB Tables">Section 15.6.11.3, “Estimating ANALYZE TABLE Complexity for InnoDB Tables”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-parameters" title="15.13 InnoDB Startup Options and System Variables">Section 15.13, “InnoDB Startup Options and System Variables”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-restrictions" title="15.8.1.7 Limits on InnoDB Tables">Section 15.8.1.7, “Limits on InnoDB Tables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_stats_transient_sample_pages</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-statistics-estimation" title="15.6.11.2 Configuring Non-Persistent Optimizer Statistics Parameters">Section 15.6.11.2, “Configuring Non-Persistent Optimizer Statistics Parameters”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-analyze-table-complexity" title="15.6.11.3 Estimating ANALYZE TABLE Complexity for InnoDB Tables">Section 15.6.11.3, “Estimating ANALYZE TABLE Complexity for InnoDB Tables”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-parameters" title="15.13 InnoDB Startup Options and System Variables">Section 15.13, “InnoDB Startup Options and System Variables”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-restrictions" title="15.8.1.7 Limits on InnoDB Tables">Section 15.8.1.7, “Limits on InnoDB Tables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_status_output</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-enabling-monitors" title="15.16.2 Enabling InnoDB Monitors">Section 15.16.2, “Enabling InnoDB Monitors”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_status_output_locks</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-enabling-monitors" title="15.16.2 Enabling InnoDB Monitors">Section 15.16.2, “Enabling InnoDB Monitors”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-parameters" title="15.13 InnoDB Startup Options and System Variables">Section 15.13, “InnoDB Startup Options and System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_strict_mode</h3>
<dl><dt><a class="xref" href="sql-syntax.html#create-table" title="13.1.18 CREATE TABLE Syntax">Section 13.1.18, “CREATE TABLE Syntax”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#create-tablespace" title="13.1.19 CREATE TABLESPACE Syntax">Section 13.1.19, “CREATE TABLESPACE Syntax”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#create-temporary-table" title="13.1.18.3 CREATE TEMPORARY TABLE Syntax">Section 13.1.18.3, “CREATE TEMPORARY TABLE Syntax”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-compression-usage" title="15.9.1.2 Creating Compressed Tables">Section 15.9.1.2, “Creating Compressed Tables”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-row-format-dynamic" title="15.10.3 DYNAMIC and COMPRESSED Row Formats">Section 15.10.3, “DYNAMIC and COMPRESSED Row Formats”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-compression-internals" title="15.9.1.5 How Compression Works for InnoDB Tables">Section 15.9.1.5, “How Compression Works for InnoDB Tables”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-parameters" title="15.13 InnoDB Startup Options and System Variables">Section 15.13, “InnoDB Startup Options and System Variables”</a></dt><dd></dd><dt><a class="xref" href="glossary.html" title="MySQL Glossary">MySQL Glossary</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#sql-mode" title="5.1.8 Server SQL Modes">Section 5.1.8, “Server SQL Modes”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-compression-syntax-warnings" title="15.9.1.7 SQL Compression Syntax Warnings and Errors">Section 15.9.1.7, “SQL Compression Syntax Warnings and Errors”</a></dt><dd></dd><dt><a class="xref" href="introduction.html#mysql-nutshell" title="1.4 What Is New in MySQL 8.0">Section 1.4, “What Is New in MySQL 8.0”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_support_xa</h3>
<dl><dt><a class="xref" href="glossary.html" title="MySQL Glossary">MySQL Glossary</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_sync_debug</h3>
<dl><dt><a class="xref" href="installing.html#source-configuration-options" title="2.9.4 MySQL Source-Configuration Options">Section 2.9.4, “MySQL Source-Configuration Options”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_table_locks</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-parameters" title="15.13 InnoDB Startup Options and System Variables">Section 15.13, “InnoDB Startup Options and System Variables”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-restrictions" title="15.8.1.7 Limits on InnoDB Tables">Section 15.8.1.7, “Limits on InnoDB Tables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_temp_data_file_path</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-read-only-instance" title="15.6.2 Configuring InnoDB for Read-Only Operation">Section 15.6.2, “Configuring InnoDB for Read-Only Operation”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-init-startup-configuration" title="15.6.1 InnoDB Startup Configuration">Section 15.6.1, “InnoDB Startup Configuration”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-parameters" title="15.13 InnoDB Startup Options and System Variables">Section 15.13, “InnoDB Startup Options and System Variables”</a></dt><dd></dd><dt><a class="xref" href="glossary.html" title="MySQL Glossary">MySQL Glossary</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-temporary-tablespace" title="15.4.11 Temporary Tablespace">Section 15.4.11, “Temporary Tablespace”</a></dt><dd></dd><dt><a class="xref" href="information-schema.html#files-table" title="24.9 The INFORMATION_SCHEMA FILES Table">Section 24.9, “The INFORMATION_SCHEMA FILES Table”</a></dt><dd></dd><dt><a class="xref" href="information-schema.html#innodb-temp-table-info-table" title="24.33.28 The INFORMATION_SCHEMA INNODB_TEMP_TABLE_INFO Table">Section 24.33.28, “The INFORMATION_SCHEMA INNODB_TEMP_TABLE_INFO Table”</a></dt><dd></dd><dt><a class="xref" href="error-handling.html#temporary-files" title="B.5.3.5 Where MySQL Stores Temporary Files">Section B.5.3.5, “Where MySQL Stores Temporary Files”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_thread_concurrency</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-performance-thread_concurrency" title="15.6.5 Configuring Thread Concurrency for InnoDB">Section 15.6.5, “Configuring Thread Concurrency for InnoDB”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-standard-monitor" title="15.16.3 InnoDB Standard Monitor and Lock Monitor Output">Section 15.16.3, “InnoDB Standard Monitor and Lock Monitor Output”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-parameters" title="15.13 InnoDB Startup Options and System Variables">Section 15.13, “InnoDB Startup Options and System Variables”</a></dt><dd></dd><dt><a class="xref" href="faqs.html#faqs-thread-pool" title="A.14 MySQL 8.0 FAQ: MySQL Enterprise Thread Pool">Section A.14, “MySQL 8.0 FAQ: MySQL Enterprise Thread Pool”</a></dt><dd></dd><dt><a class="xref" href="optimization.html#optimizing-innodb-configuration-variables" title="8.5.9 Optimizing InnoDB Configuration Variables">Section 8.5.9, “Optimizing InnoDB Configuration Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_thread_sleep_delay</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-performance-thread_concurrency" title="15.6.5 Configuring Thread Concurrency for InnoDB">Section 15.6.5, “Configuring Thread Concurrency for InnoDB”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-parameters" title="15.13 InnoDB Startup Options and System Variables">Section 15.13, “InnoDB Startup Options and System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_tmpdir</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-create-index-implementation" title="15.12.5 Online DDL Implementation Details">Section 15.12.5, “Online DDL Implementation Details”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-create-index-concurrency" title="15.12.2 Online DDL Performance, Concurrency, and Space Requirements">Section 15.12.2, “Online DDL Performance, Concurrency, and Space Requirements”</a></dt><dd></dd><dt><a class="xref" href="error-handling.html#temporary-files" title="B.5.3.5 Where MySQL Stores Temporary Files">Section B.5.3.5, “Where MySQL Stores Temporary Files”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_undo_directory</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-read-only-instance" title="15.6.2 Configuring InnoDB for Read-Only Operation">Section 15.6.2, “Configuring InnoDB for Read-Only Operation”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-undo-tablespace" title="15.7.8 Configuring Undo Tablespaces">Section 15.7.8, “Configuring Undo Tablespaces”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-init-startup-configuration" title="15.6.1 InnoDB Startup Configuration">Section 15.6.1, “InnoDB Startup Configuration”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-parameters" title="15.13 InnoDB Startup Options and System Variables">Section 15.13, “InnoDB Startup Options and System Variables”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-moving-data-files-offline" title="15.7.7 Moving Tablespace Files While the Server is Offline">Section 15.7.7, “Moving Tablespace Files While the Server is Offline”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#truncate-undo-tablespace" title="15.7.9 Truncating Undo Tablespaces">Section 15.7.9, “Truncating Undo Tablespaces”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_undo_log_encrypt</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-tablespace-encryption" title="15.7.11 InnoDB Tablespace Encryption">Section 15.7.11, “InnoDB Tablespace Encryption”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_undo_log_truncate</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-parameters" title="15.13 InnoDB Startup Options and System Variables">Section 15.13, “InnoDB Startup Options and System Variables”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#truncate-undo-tablespace" title="15.7.9 Truncating Undo Tablespaces">Section 15.7.9, “Truncating Undo Tablespaces”</a></dt><dd></dd><dt><a class="xref" href="introduction.html#mysql-nutshell" title="1.4 What Is New in MySQL 8.0">Section 1.4, “What Is New in MySQL 8.0”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_undo_logs</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-parameters" title="15.13 InnoDB Startup Options and System Variables">Section 15.13, “InnoDB Startup Options and System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_undo_tablespaces</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-read-only-instance" title="15.6.2 Configuring InnoDB for Read-Only Operation">Section 15.6.2, “Configuring InnoDB for Read-Only Operation”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-undo-tablespace" title="15.7.8 Configuring Undo Tablespaces">Section 15.7.8, “Configuring Undo Tablespaces”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-init-startup-configuration" title="15.6.1 InnoDB Startup Configuration">Section 15.6.1, “InnoDB Startup Configuration”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-parameters" title="15.13 InnoDB Startup Options and System Variables">Section 15.13, “InnoDB Startup Options and System Variables”</a></dt><dd></dd><dt><a class="xref" href="glossary.html" title="MySQL Glossary">MySQL Glossary</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#truncate-undo-tablespace" title="15.7.9 Truncating Undo Tablespaces">Section 15.7.9, “Truncating Undo Tablespaces”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-undo-tablespace-intro" title="15.4.10 Undo Tablespace">Section 15.4.10, “Undo Tablespace”</a></dt><dd></dd><dt><a class="xref" href="introduction.html#mysql-nutshell" title="1.4 What Is New in MySQL 8.0">Section 1.4, “What Is New in MySQL 8.0”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_use_native_aio</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-parameters" title="15.13 InnoDB Startup Options and System Variables">Section 15.13, “InnoDB Startup Options and System Variables”</a></dt><dd></dd><dt><a class="xref" href="glossary.html" title="MySQL Glossary">MySQL Glossary</a></dt><dd></dd><dt><a class="xref" href="optimization.html#optimizing-innodb-diskio" title="8.5.8 Optimizing InnoDB Disk I/O">Section 8.5.8, “Optimizing InnoDB Disk I/O”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-linux-native-aio" title="15.6.7 Using Asynchronous I/O on Linux">Section 15.6.7, “Using Asynchronous I/O on Linux”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">innodb_write_io_threads</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-performance-multiple_io_threads" title="15.6.6 Configuring the Number of Background InnoDB I/O Threads">Section 15.6.6, “Configuring the Number of Background InnoDB I/O Threads”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-standard-monitor" title="15.16.3 InnoDB Standard Monitor and Lock Monitor Output">Section 15.16.3, “InnoDB Standard Monitor and Lock Monitor Output”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-parameters" title="15.13 InnoDB Startup Options and System Variables">Section 15.13, “InnoDB Startup Options and System Variables”</a></dt><dd></dd><dt><a class="xref" href="extending-mysql.html#mysql-threads" title="28.1.1 MySQL Threads">Section 28.1.1, “MySQL Threads”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-linux-native-aio" title="15.6.7 Using Asynchronous I/O on Linux">Section 15.6.7, “Using Asynchronous I/O on Linux”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">insert_id</h3>
<dl><dt><a class="xref" href="storage-engines.html#federated-usagenotes" title="16.8.3 FEDERATED Storage Engine Notes and Tips">Section 16.8.3, “FEDERATED Storage Engine Notes and Tips”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">interactive_timeout</h3>
<dl><dt><a class="xref" href="error-handling.html#communication-errors" title="B.5.2.10 Communication Errors and Aborted Connections">Section B.5.2.10, “Communication Errors and Aborted Connections”</a></dt><dd></dd><dt><a class="xref" href="connectors-apis.html#mysql-real-connect" title="27.7.7.54 mysql_real_connect()">Section 27.7.7.54, “mysql_real_connect()”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">internal_tmp_disk_storage_engine</h3>
<dl><dt><a class="xref" href="optimization.html#memory-use" title="8.12.3.1 How MySQL Uses Memory">Section 8.12.3.1, “How MySQL Uses Memory”</a></dt><dd></dd><dt><a class="xref" href="optimization.html#internal-temporary-tables" title="8.4.4 Internal Temporary Table Use in MySQL">Section 8.4.4, “Internal Temporary Table Use in MySQL”</a></dt><dd></dd><dt><a class="xref" href="optimization.html#derived-table-optimization" title="8.2.2.3 Optimizing Derived Tables, View References, and Common Table Expressions">Section 8.2.2.3, “Optimizing Derived Tables, View References, and Common Table Expressions”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-temporary-tablespace" title="15.4.11 Temporary Tablespace">Section 15.4.11, “Temporary Tablespace”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">internal_tmp_mem_storage_engine</h3>
<dl><dt><a class="xref" href="optimization.html#internal-temporary-tables" title="8.4.4 Internal Temporary Table Use in MySQL">Section 8.4.4, “Internal Temporary Table Use in MySQL”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="introduction.html#mysql-nutshell" title="1.4 What Is New in MySQL 8.0">Section 1.4, “What Is New in MySQL 8.0”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<a name="sysvar-index-J"></a><h3 class="title">J</h3>
<p>[<a class="link" href="dynindex-sysvar.html#sysvar-index-top">index top</a>]</p><dl><dt></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">join_buffer_size</h3>
<dl><dt><a class="xref" href="optimization.html#bnl-bka-optimization" title="8.2.1.11 Block Nested-Loop and Batched Key Access Joins">Section 8.2.1.11, “Block Nested-Loop and Batched Key Access Joins”</a></dt><dd></dd><dt><a class="xref" href="optimization.html#nested-loop-joins" title="8.2.1.6 Nested-Loop Join Algorithms">Section 8.2.1.6, “Nested-Loop Join Algorithms”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<a name="sysvar-index-K"></a><h3 class="title">K</h3>
<p>[<a class="link" href="dynindex-sysvar.html#sysvar-index-top">index top</a>]</p><dl><dt></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">keep_files_on_create</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">key_buffer_size</h3>
<dl><dt><a class="xref" href="optimization.html#optimizing-myisam-bulk-data-loading" title="8.6.2 Bulk Data Loading for MyISAM Tables">Section 8.6.2, “Bulk Data Loading for MyISAM Tables”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#converting-tables-to-innodb" title="15.8.1.4 Converting Tables from MyISAM to InnoDB">Section 15.8.1.4, “Converting Tables from MyISAM to InnoDB”</a></dt><dd></dd><dt><a class="xref" href="optimization.html#estimating-performance" title="8.8.5 Estimating Query Performance">Section 8.8.5, “Estimating Query Performance”</a></dt><dd></dd><dt><a class="xref" href="optimization.html#memory-use" title="8.12.3.1 How MySQL Uses Memory">Section 8.12.3.1, “How MySQL Uses Memory”</a></dt><dd></dd><dt><a class="xref" href="backup-and-recovery.html#myisam-repair" title="7.6.3 How to Repair MyISAM Tables">Section 7.6.3, “How to Repair MyISAM Tables”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-init-startup-configuration" title="15.6.1 InnoDB Startup Configuration">Section 15.6.1, “InnoDB Startup Configuration”</a></dt><dd></dd><dt><a class="xref" href="error-handling.html#bugs" title="B.5.7 Known Issues in MySQL">Section B.5.7, “Known Issues in MySQL”</a></dt><dd></dd><dt><a class="xref" href="optimization.html#multiple-key-caches" title="8.10.2.2 Multiple Key Caches">Section 8.10.2.2, “Multiple Key Caches”</a></dt><dd></dd><dt><a class="xref" href="optimization.html#delete-optimization" title="8.2.5.3 Optimizing DELETE Statements">Section 8.2.5.3, “Optimizing DELETE Statements”</a></dt><dd></dd><dt><a class="xref" href="optimization.html#repair-table-optimization" title="8.6.3 Optimizing REPAIR TABLE Statements">Section 8.6.3, “Optimizing REPAIR TABLE Statements”</a></dt><dd></dd><dt><a class="xref" href="optimization.html#key-cache-restructuring" title="8.10.2.6 Restructuring a Key Cache">Section 8.10.2.6, “Restructuring a Key Cache”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-status-variables" title="5.1.7 Server Status Variables">Section 5.1.7, “Server Status Variables”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#structured-system-variables" title="5.1.6.1 Structured System Variables">Section 5.1.6.1, “Structured System Variables”</a></dt><dd></dd><dt><a class="xref" href="optimization.html#myisam-key-cache" title="8.10.2 The MyISAM Key Cache">Section 8.10.2, “The MyISAM Key Cache”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">key_cache_age_threshold</h3>
<dl><dt><a class="xref" href="optimization.html#midpoint-insertion" title="8.10.2.3 Midpoint Insertion Strategy">Section 8.10.2.3, “Midpoint Insertion Strategy”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#structured-system-variables" title="5.1.6.1 Structured System Variables">Section 5.1.6.1, “Structured System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">key_cache_block_size</h3>
<dl><dt><a class="xref" href="optimization.html#key-cache-block-size" title="8.10.2.5 Key Cache Block Size">Section 8.10.2.5, “Key Cache Block Size”</a></dt><dd></dd><dt><a class="xref" href="optimization.html#key-cache-restructuring" title="8.10.2.6 Restructuring a Key Cache">Section 8.10.2.6, “Restructuring a Key Cache”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#structured-system-variables" title="5.1.6.1 Structured System Variables">Section 5.1.6.1, “Structured System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">key_cache_division_limit</h3>
<dl><dt><a class="xref" href="optimization.html#midpoint-insertion" title="8.10.2.3 Midpoint Insertion Strategy">Section 8.10.2.3, “Midpoint Insertion Strategy”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#structured-system-variables" title="5.1.6.1 Structured System Variables">Section 5.1.6.1, “Structured System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">keyring_aws_cmk_id</h3>
<dl><dt><a class="xref" href="security.html#keyring-system-variables" title="6.5.4.11 Keyring System Variables">Section 6.5.4.11, “Keyring System Variables”</a></dt><dd></dd><dt><a class="xref" href="security.html#keyring-udfs-plugin-specific" title="6.5.4.9 Plugin-Specific Keyring Key-Management Functions">Section 6.5.4.9, “Plugin-Specific Keyring Key-Management Functions”</a></dt><dd></dd><dt><a class="xref" href="security.html#keyring-aws-plugin" title="6.5.4.5 Using the keyring_aws Amazon Web Services Keyring Plugin">Section 6.5.4.5, “Using the keyring_aws Amazon Web Services Keyring Plugin”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">keyring_aws_conf_file</h3>
<dl><dt><a class="xref" href="security.html#keyring-system-variables" title="6.5.4.11 Keyring System Variables">Section 6.5.4.11, “Keyring System Variables”</a></dt><dd></dd><dt><a class="xref" href="security.html#keyring-aws-plugin" title="6.5.4.5 Using the keyring_aws Amazon Web Services Keyring Plugin">Section 6.5.4.5, “Using the keyring_aws Amazon Web Services Keyring Plugin”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">keyring_aws_data_file</h3>
<dl><dt><a class="xref" href="security.html#keyring-system-variables" title="6.5.4.11 Keyring System Variables">Section 6.5.4.11, “Keyring System Variables”</a></dt><dd></dd><dt><a class="xref" href="security.html#keyring-udfs-plugin-specific" title="6.5.4.9 Plugin-Specific Keyring Key-Management Functions">Section 6.5.4.9, “Plugin-Specific Keyring Key-Management Functions”</a></dt><dd></dd><dt><a class="xref" href="security.html#keyring-aws-plugin" title="6.5.4.5 Using the keyring_aws Amazon Web Services Keyring Plugin">Section 6.5.4.5, “Using the keyring_aws Amazon Web Services Keyring Plugin”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">keyring_aws_region</h3>
<dl><dt><a class="xref" href="security.html#keyring-system-variables" title="6.5.4.11 Keyring System Variables">Section 6.5.4.11, “Keyring System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">keyring_encrypted_file_data</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-tablespace-encryption" title="15.7.11 InnoDB Tablespace Encryption">Section 15.7.11, “InnoDB Tablespace Encryption”</a></dt><dd></dd><dt><a class="xref" href="security.html#keyring-system-variables" title="6.5.4.11 Keyring System Variables">Section 6.5.4.11, “Keyring System Variables”</a></dt><dd></dd><dt><a class="xref" href="installing.html#source-configuration-options" title="2.9.4 MySQL Source-Configuration Options">Section 2.9.4, “MySQL Source-Configuration Options”</a></dt><dd></dd><dt><a class="xref" href="security.html#keyring-encrypted-file-plugin" title="6.5.4.3 Using the keyring_encrypted_file Keyring Plugin">Section 6.5.4.3, “Using the keyring_encrypted_file Keyring Plugin”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">keyring_encrypted_file_password</h3>
<dl><dt><a class="xref" href="security.html#keyring-system-variables" title="6.5.4.11 Keyring System Variables">Section 6.5.4.11, “Keyring System Variables”</a></dt><dd></dd><dt><a class="xref" href="security.html#keyring-encrypted-file-plugin" title="6.5.4.3 Using the keyring_encrypted_file Keyring Plugin">Section 6.5.4.3, “Using the keyring_encrypted_file Keyring Plugin”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">keyring_file_data</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-tablespace-encryption" title="15.7.11 InnoDB Tablespace Encryption">Section 15.7.11, “InnoDB Tablespace Encryption”</a></dt><dd></dd><dt><a class="xref" href="installing.html#osx-installation-launchd" title="2.4.3 Installing and Using the MySQL Launch Daemon">Section 2.4.3, “Installing and Using the MySQL Launch Daemon”</a></dt><dd></dd><dt><a class="xref" href="security.html#keyring-system-variables" title="6.5.4.11 Keyring System Variables">Section 6.5.4.11, “Keyring System Variables”</a></dt><dd></dd><dt><a class="xref" href="security.html#keyring-key-migration" title="6.5.4.6 Migrating Keys Between Keyring Keystores">Section 6.5.4.6, “Migrating Keys Between Keyring Keystores”</a></dt><dd></dd><dt><a class="xref" href="installing.html#source-configuration-options" title="2.9.4 MySQL Source-Configuration Options">Section 2.9.4, “MySQL Source-Configuration Options”</a></dt><dd></dd><dt><a class="xref" href="security.html#keyring-file-plugin" title="6.5.4.2 Using the keyring_file File-Based Plugin">Section 6.5.4.2, “Using the keyring_file File-Based Plugin”</a></dt><dd></dd><dt><a class="xref" href="extending-mysql.html#writing-keyring-plugins" title="28.2.4.12 Writing Keyring Plugins">Section 28.2.4.12, “Writing Keyring Plugins”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">keyring_okv_conf_dir</h3>
<dl><dt><a class="xref" href="security.html#keyring-system-variables" title="6.5.4.11 Keyring System Variables">Section 6.5.4.11, “Keyring System Variables”</a></dt><dd></dd><dt><a class="xref" href="security.html#keyring-okv-plugin" title="6.5.4.4 Using the keyring_okv KMIP Plugin">Section 6.5.4.4, “Using the keyring_okv KMIP Plugin”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">keyring_operations</h3>
<dl><dt><a class="xref" href="security.html#keyring-system-variables" title="6.5.4.11 Keyring System Variables">Section 6.5.4.11, “Keyring System Variables”</a></dt><dd></dd><dt><a class="xref" href="security.html#keyring-key-migration" title="6.5.4.6 Migrating Keys Between Keyring Keystores">Section 6.5.4.6, “Migrating Keys Between Keyring Keystores”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<a name="sysvar-index-L"></a><h3 class="title">L</h3>
<p>[<a class="link" href="dynindex-sysvar.html#sysvar-index-top">index top</a>]</p><dl><dt></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">large_files_support</h3>
<dl><dt><a class="xref" href="partitioning.html#partitioning-limitations" title="22.6 Restrictions and Limitations on Partitioning">Section 22.6, “Restrictions and Limitations on Partitioning”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">large_page_size</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">large_pages</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">last_insert_id</h3>
<dl><dt><a class="xref" href="server-administration.html#binary-log-mixed" title="5.4.4.3 Mixed Binary Logging Format">Section 5.4.4.3, “Mixed Binary Logging Format”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-features-variables" title="17.4.1.39 Replication and Variables">Section 17.4.1.39, “Replication and Variables”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">lc_messages</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="charset.html#error-message-language" title="10.11 Setting the Error Message Language">Section 10.11, “Setting the Error Message Language”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">lc_messages_dir</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="charset.html#error-message-language" title="10.11 Setting the Error Message Language">Section 10.11, “Setting the Error Message Language”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">lc_time_names</h3>
<dl><dt><a class="xref" href="functions.html#date-and-time-functions" title="12.7 Date and Time Functions">Section 12.7, “Date and Time Functions”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#binary-log-mixed" title="5.4.4.3 Mixed Binary Logging Format">Section 5.4.4.3, “Mixed Binary Logging Format”</a></dt><dd></dd><dt><a class="xref" href="charset.html#locale-support" title="10.15 MySQL Server Locale Support">Section 10.15, “MySQL Server Locale Support”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-features-variables" title="17.4.1.39 Replication and Variables">Section 17.4.1.39, “Replication and Variables”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="functions.html#string-functions" title="12.5 String Functions">Section 12.5, “String Functions”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">license</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">local</h3>
<dl><dt><a class="xref" href="sql-syntax.html#load-xml" title="13.2.8 LOAD XML Syntax">Section 13.2.8, “LOAD XML Syntax”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">local_infile</h3>
<dl><dt><a class="xref" href="sql-syntax.html#load-data" title="13.2.7 LOAD DATA INFILE Syntax">Section 13.2.7, “LOAD DATA INFILE Syntax”</a></dt><dd></dd><dt><a class="xref" href="installing.html#source-configuration-options" title="2.9.4 MySQL Source-Configuration Options">Section 2.9.4, “MySQL Source-Configuration Options”</a></dt><dd></dd><dt><a class="xref" href="security.html#load-data-local" title="6.1.6 Security Issues with LOAD DATA LOCAL">Section 6.1.6, “Security Issues with LOAD DATA LOCAL”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">lock_wait_timeout</h3>
<dl><dt><a class="xref" href="sql-syntax.html#lock-instance-for-backup" title="13.3.5 LOCK INSTANCE FOR BACKUP and UNLOCK INSTANCE Syntax">Section 13.3.5, “LOCK INSTANCE FOR BACKUP and UNLOCK INSTANCE Syntax”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">locked_in_memory</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">log</h3>
<dl><dt><a class="xref" href="group-replication.html#group-replication-requirements" title="18.7.1 Group Replication Requirements">Section 18.7.1, “Group Replication Requirements”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-parameters" title="15.13 InnoDB Startup Options and System Variables">Section 15.13, “InnoDB Startup Options and System Variables”</a></dt><dd></dd><dt><a class="xref" href="replication.html#channels-startup-options" title="17.2.3.3 Startup Options and Replication Channels">Section 17.2.3.3, “Startup Options and Replication Channels”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-memcached-replication" title="15.19.7 The InnoDB memcached Plugin and Replication">Section 15.19.7, “The InnoDB memcached Plugin and Replication”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">log_bin</h3>
<dl><dt><a class="xref" href="replication.html#replication-options-binary-log" title="17.1.6.4 Binary Logging Options and Variables">Section 17.1.6.4, “Binary Logging Options and Variables”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-options-gtids" title="17.1.6.5 Global Transaction ID Options and Variables">Section 17.1.6.5, “Global Transaction ID Options and Variables”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-bugs" title="17.4.5 How to Report Replication Bugs or Problems">Section 17.4.5, “How to Report Replication Bugs or Problems”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-features-transaction-inconsistencies" title="17.4.1.34 Replication and Transaction Inconsistencies">Section 17.4.1.34, “Replication and Transaction Inconsistencies”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-howto-masterbaseconfig" title="17.1.2.1 Setting the Replication Master Configuration">Section 17.1.2.1, “Setting the Replication Master Configuration”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#binary-log" title="5.4.4 The Binary Log">Section 5.4.4, “The Binary Log”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">log_bin_basename</h3>
<dl><dt><a class="xref" href="replication.html#replication-options-binary-log" title="17.1.6.4 Binary Logging Options and Variables">Section 17.1.6.4, “Binary Logging Options and Variables”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#binary-log" title="5.4.4 The Binary Log">Section 5.4.4, “The Binary Log”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">log_bin_index</h3>
<dl><dt><a class="xref" href="replication.html#replication-options-binary-log" title="17.1.6.4 Binary Logging Options and Variables">Section 17.1.6.4, “Binary Logging Options and Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">log_bin_trust_function_creators</h3>
<dl><dt><a class="xref" href="stored-programs-views.html#stored-programs-logging" title="23.7 Binary Logging of Stored Programs">Section 23.7, “Binary Logging of Stored Programs”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-options-binary-log" title="17.1.6.4 Binary Logging Options and Variables">Section 17.1.6.4, “Binary Logging Options and Variables”</a></dt><dd></dd><dt><a class="xref" href="faqs.html#faqs-stored-procs" title="A.4 MySQL 8.0 FAQ: Stored Procedures and Functions">Section A.4, “MySQL 8.0 FAQ: Stored Procedures and Functions”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">log_bin_use_v</h3>
<dl><dt><a class="xref" href="replication.html#replication-options-binary-log" title="17.1.6.4 Binary Logging Options and Variables">Section 17.1.6.4, “Binary Logging Options and Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">log_builtin_as_identified_by_password</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="introduction.html#mysql-nutshell" title="1.4 What Is New in MySQL 8.0">Section 1.4, “What Is New in MySQL 8.0”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">log_error</h3>
<dl><dt><a class="xref" href="server-administration.html#error-log-destination-configuration" title="5.4.2.2 Default Error Log Destination Configuration">Section 5.4.2.2, “Default Error Log Destination Configuration”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#error-log-components" title="5.5.1 Error Log Components">Section 5.5.1, “Error Log Components”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#error-log-json" title="5.4.2.4 Error Logging in JSON Format">Section 5.4.2.4, “Error Logging in JSON Format”</a></dt><dd></dd><dt><a class="xref" href="installing.html#osx-installation-launchd" title="2.4.3 Installing and Using the MySQL Launch Daemon">Section 2.4.3, “Installing and Using the MySQL Launch Daemon”</a></dt><dd></dd><dt><a class="xref" href="installing.html#docker-mysql-more-topics" title="2.5.6.2 More Topics on Deploying MySQL Server with Docker">Section 2.5.6.2, “More Topics on Deploying MySQL Server with Docker”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">log_error_filter_rules</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">log_error_services</h3>
<dl><dt><a class="xref" href="server-administration.html#error-log-destination-configuration" title="5.4.2.2 Default Error Log Destination Configuration">Section 5.4.2.2, “Default Error Log Destination Configuration”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#error-log-component-configuration" title="5.4.2.1 Error Log Component Configuration">Section 5.4.2.1, “Error Log Component Configuration”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#error-log-components" title="5.5.1 Error Log Components">Section 5.5.1, “Error Log Components”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#error-log-filtering" title="5.4.2.5 Error Log Filtering">Section 5.4.2.5, “Error Log Filtering”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#error-log-json" title="5.4.2.4 Error Logging in JSON Format">Section 5.4.2.4, “Error Logging in JSON Format”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#error-log-syslog" title="5.4.2.3 Error Logging to the System Log">Section 5.4.2.3, “Error Logging to the System Log”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="introduction.html#mysql-nutshell" title="1.4 What Is New in MySQL 8.0">Section 1.4, “What Is New in MySQL 8.0”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">log_error_verbosity</h3>
<dl><dt><a class="xref" href="error-handling.html#communication-errors" title="B.5.2.10 Communication Errors and Aborted Connections">Section B.5.2.10, “Communication Errors and Aborted Connections”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#error-log-component-configuration" title="5.4.2.1 Error Log Component Configuration">Section 5.4.2.1, “Error Log Component Configuration”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#error-log-components" title="5.5.1 Error Log Components">Section 5.5.1, “Error Log Components”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#error-log-filtering" title="5.4.2.5 Error Log Filtering">Section 5.4.2.5, “Error Log Filtering”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#error-log-syslog" title="5.4.2.3 Error Logging to the System Log">Section 5.4.2.3, “Error Logging to the System Log”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#binary-log-mixed" title="5.4.4.3 Mixed Binary Logging Format">Section 5.4.4.3, “Mixed Binary Logging Format”</a></dt><dd></dd><dt><a class="xref" href="error-handling.html#gone-away" title="B.5.2.8 MySQL server has gone away">Section B.5.2.8, “MySQL server has gone away”</a></dt><dd></dd><dt><a class="xref" href="performance-schema.html#performance-schema-connection-attribute-tables" title="25.11.9 Performance Schema Connection Attribute Tables">Section 25.11.9, “Performance Schema Connection Attribute Tables”</a></dt><dd></dd><dt><a class="xref" href="performance-schema.html#performance-schema-system-variables" title="25.14 Performance Schema System Variables">Section 25.14, “Performance Schema System Variables”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-options" title="5.1.4 Server Command Options">Section 5.1.4, “Server Command Options”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="introduction.html#mysql-nutshell" title="1.4 What Is New in MySQL 8.0">Section 1.4, “What Is New in MySQL 8.0”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">log_output</h3>
<dl><dt><a class="xref" href="server-administration.html#log-destinations" title="5.4.1 Selecting General Query and Slow Query Log Output Destinations">Section 5.4.1, “Selecting General Query and Slow Query Log Output Destinations”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#query-log" title="5.4.3 The General Query Log">Section 5.4.3, “The General Query Log”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#slow-query-log" title="5.4.5 The Slow Query Log">Section 5.4.5, “The Slow Query Log”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">log_queries_not_using_indexes</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#slow-query-log" title="5.4.5 The Slow Query Log">Section 5.4.5, “The Slow Query Log”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">log_slave_updates</h3>
<dl><dt><a class="xref" href="replication.html#replication-options-binary-log" title="17.1.6.4 Binary Logging Options and Variables">Section 17.1.6.4, “Binary Logging Options and Variables”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-gtids-concepts" title="17.1.3.1 GTID Format and Storage">Section 17.1.3.1, “GTID Format and Storage”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">log_slow_admin_statements</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#slow-query-log" title="5.4.5 The Slow Query Log">Section 5.4.5, “The Slow Query Log”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">log_slow_slave_statements</h3>
<dl><dt><a class="xref" href="replication.html#replication-options-slave" title="17.1.6.3 Replication Slave Options and Variables">Section 17.1.6.3, “Replication Slave Options and Variables”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#slow-query-log" title="5.4.5 The Slow Query Log">Section 5.4.5, “The Slow Query Log”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">log_statements_unsafe_for_binlog</h3>
<dl><dt><a class="xref" href="replication.html#replication-options-binary-log" title="17.1.6.4 Binary Logging Options and Variables">Section 17.1.6.4, “Binary Logging Options and Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">log_syslog</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">log_syslog_facility</h3>
<dl><dt><a class="xref" href="server-administration.html#error-log-syslog" title="5.4.2.3 Error Logging to the System Log">Section 5.4.2.3, “Error Logging to the System Log”</a></dt><dd></dd><dt><a class="xref" href="programs.html#mysqld-safe" title="4.3.2 mysqld_safe — MySQL Server Startup Script">Section 4.3.2, “<span class="command"><strong>mysqld_safe</strong></span> — MySQL Server Startup Script”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">log_syslog_include_pid</h3>
<dl><dt><a class="xref" href="server-administration.html#error-log-syslog" title="5.4.2.3 Error Logging to the System Log">Section 5.4.2.3, “Error Logging to the System Log”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">log_syslog_tag</h3>
<dl><dt><a class="xref" href="server-administration.html#error-log-syslog" title="5.4.2.3 Error Logging to the System Log">Section 5.4.2.3, “Error Logging to the System Log”</a></dt><dd></dd><dt><a class="xref" href="programs.html#mysqld-safe" title="4.3.2 mysqld_safe — MySQL Server Startup Script">Section 4.3.2, “<span class="command"><strong>mysqld_safe</strong></span> — MySQL Server Startup Script”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">log_throttle_queries_not_using_indexes</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#slow-query-log" title="5.4.5 The Slow Query Log">Section 5.4.5, “The Slow Query Log”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">log_timestamps</h3>
<dl><dt><a class="xref" href="server-administration.html#error-log-format" title="5.4.2.6 Error Log Message Format">Section 5.4.2.6, “Error Log Message Format”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#query-log" title="5.4.3 The General Query Log">Section 5.4.3, “The General Query Log”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#slow-query-log" title="5.4.5 The Slow Query Log">Section 5.4.5, “The Slow Query Log”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">log_warnings</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">long_query_time</h3>
<dl><dt><a class="xref" href="server-administration.html#server-logs" title="5.4 MySQL Server Logs">Section 5.4, “MySQL Server Logs”</a></dt><dd></dd><dt><a class="xref" href="programs.html#mysqladmin" title="4.5.2 mysqladmin — Client for Administering a MySQL Server">Section 4.5.2, “<span class="command"><strong>mysqladmin</strong></span> — Client for Administering a MySQL Server”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-options-slave" title="17.1.6.3 Replication Slave Options and Variables">Section 17.1.6.3, “Replication Slave Options and Variables”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-status-variables" title="5.1.7 Server Status Variables">Section 5.1.7, “Server Status Variables”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#slow-query-log" title="5.4.5 The Slow Query Log">Section 5.4.5, “The Slow Query Log”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">low_priority_updates</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="optimization.html#table-locking" title="8.11.2 Table Locking Issues">Section 8.11.2, “Table Locking Issues”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">lower_case_file_system</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">lower_case_table_names</h3>
<dl><dt><a class="xref" href="installing.html#upgrading-from-previous-series" title="2.11.1.2 Changes Affecting Upgrades to MySQL 8.0">Section 2.11.1.2, “Changes Affecting Upgrades to MySQL 8.0”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#tablespace-copying" title="15.7.6 Copying File-Per-Table Tablespaces to Another Instance">Section 15.7.6, “Copying File-Per-Table Tablespaces to Another Instance”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#grant" title="13.7.1.6 GRANT Syntax">Section 13.7.1.6, “GRANT Syntax”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-rules" title="17.2.5 How Servers Evaluate Replication Filtering Rules">Section 17.2.5, “How Servers Evaluate Replication Filtering Rules”</a></dt><dd></dd><dt><a class="xref" href="introduction.html#bug-reports" title="1.7 How to Report Bugs or Problems">Section 1.7, “How to Report Bugs or Problems”</a></dt><dd></dd><dt><a class="xref" href="language-structure.html#identifier-case-sensitivity" title="9.2.2 Identifier Case Sensitivity">Section 9.2.2, “Identifier Case Sensitivity”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#import-table" title="13.2.5 IMPORT TABLE Syntax">Section 13.2.5, “IMPORT TABLE Syntax”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-migration" title="15.8.1.3 Moving or Copying InnoDB Tables">Section 15.8.1.3, “Moving or Copying InnoDB Tables”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-features-variables" title="17.4.1.39 Replication and Variables">Section 17.4.1.39, “Replication and Variables”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#revoke" title="13.7.1.8 REVOKE Syntax">Section 13.7.1.8, “REVOKE Syntax”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#show-tables" title="13.7.6.37 SHOW TABLES Syntax">Section 13.7.6.37, “SHOW TABLES Syntax”</a></dt><dd></dd><dt><a class="xref" href="information-schema.html#innodb-columns-table" title="24.33.17 The INFORMATION_SCHEMA INNODB_COLUMNS Table">Section 24.33.17, “The INFORMATION_SCHEMA INNODB_COLUMNS Table”</a></dt><dd></dd><dt><a class="xref" href="information-schema.html#innodb-tables-table" title="24.33.23 The INFORMATION_SCHEMA INNODB_TABLES Table">Section 24.33.23, “The INFORMATION_SCHEMA INNODB_TABLES Table”</a></dt><dd></dd><dt><a class="xref" href="charset.html#charset-collation-information-schema" title="10.8.7 Using Collation in INFORMATION_SCHEMA Searches">Section 10.8.7, “Using Collation in INFORMATION_SCHEMA Searches”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#create-table-foreign-keys" title="13.1.18.6 Using FOREIGN KEY Constraints">Section 13.1.18.6, “Using FOREIGN KEY Constraints”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<a name="sysvar-index-M"></a><h3 class="title">M</h3>
<p>[<a class="link" href="dynindex-sysvar.html#sysvar-index-top">index top</a>]</p><dl><dt></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">mandatory_roles</h3>
<dl><dt><a class="xref" href="sql-syntax.html#drop-role" title="13.7.1.4 DROP ROLE Syntax">Section 13.7.1.4, “DROP ROLE Syntax”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#drop-user" title="13.7.1.5 DROP USER Syntax">Section 13.7.1.5, “DROP USER Syntax”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#revoke" title="13.7.1.8 REVOKE Syntax">Section 13.7.1.8, “REVOKE Syntax”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#set-role" title="13.7.1.11 SET ROLE Syntax">Section 13.7.1.11, “SET ROLE Syntax”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#show-grants" title="13.7.6.21 SHOW GRANTS Syntax">Section 13.7.6.21, “SHOW GRANTS Syntax”</a></dt><dd></dd><dt><a class="xref" href="security.html#roles" title="6.3.4 Using Roles">Section 6.3.4, “Using Roles”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">master</h3>
<dl><dt><a class="xref" href="group-replication.html#group-replication-requirements" title="18.7.1 Group Replication Requirements">Section 18.7.1, “Group Replication Requirements”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">master_info_repository</h3>
<dl><dt><a class="xref" href="replication.html#replication-solutions-unexpected-slave-halt" title="17.3.2 Handling an Unexpected Halt of a Replication Slave">Section 17.3.2, “Handling an Unexpected Halt of a Replication Slave”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-options-slave" title="17.1.6.3 Replication Slave Options and Variables">Section 17.1.6.3, “Replication Slave Options and Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">master_verify_checksum</h3>
<dl><dt><a class="xref" href="replication.html#replication-options-binary-log" title="17.1.6.4 Binary Logging Options and Variables">Section 17.1.6.4, “Binary Logging Options and Variables”</a></dt><dd></dd><dt><a class="xref" href="glossary.html" title="MySQL Glossary">MySQL Glossary</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#binary-log" title="5.4.4 The Binary Log">Section 5.4.4, “The Binary Log”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">max_allowed_packet</h3>
<dl><dt><a class="xref" href="functions.html#group-by-functions" title="12.19.1 Aggregate (GROUP BY) Function Descriptions">Section 12.19.1, “Aggregate (GROUP BY) Function Descriptions”</a></dt><dd></dd><dt><a class="xref" href="error-handling.html#communication-errors" title="B.5.2.10 Communication Errors and Aborted Connections">Section B.5.2.10, “Communication Errors and Aborted Connections”</a></dt><dd></dd><dt><a class="xref" href="functions.html#comparison-operators" title="12.3.2 Comparison Functions and Operators">Section 12.3.2, “Comparison Functions and Operators”</a></dt><dd></dd><dt><a class="xref" href="data-types.html#storage-requirements" title="11.8 Data Type Storage Requirements">Section 11.8, “Data Type Storage Requirements”</a></dt><dd></dd><dt><a class="xref" href="error-handling.html#deleting-from-related-tables" title="B.5.4.6 Deleting Rows from Related Tables">Section B.5.4.6, “Deleting Rows from Related Tables”</a></dt><dd></dd><dt><a class="xref" href="optimization.html#memory-use" title="8.12.3.1 How MySQL Uses Memory">Section 8.12.3.1, “How MySQL Uses Memory”</a></dt><dd></dd><dt><a class="xref" href="error-handling.html#error-lost-connection" title="B.5.2.3 Lost connection to MySQL server">Section B.5.2.3, “Lost connection to MySQL server”</a></dt><dd></dd><dt><a class="xref" href="connectors-apis.html#c-api" title="27.7 MySQL C API">Section 27.7, “MySQL C API”</a></dt><dd></dd><dt><a class="xref" href="error-handling.html#gone-away" title="B.5.2.8 MySQL server has gone away">Section B.5.2.8, “MySQL server has gone away”</a></dt><dd></dd><dt><a class="xref" href="connectors-apis.html#mysql-options" title="27.7.7.50 mysql_options()">Section 27.7.7.50, “mysql_options()”</a></dt><dd></dd><dt><a class="xref" href="connectors-apis.html#mysql-stmt-send-long-data" title="27.7.11.26 mysql_stmt_send_long_data()">Section 27.7.11.26, “mysql_stmt_send_long_data()”</a></dt><dd></dd><dt><a class="xref" href="connectors-apis.html#mysql-use-result" title="27.7.7.81 mysql_use_result()">Section 27.7.7.81, “mysql_use_result()”</a></dt><dd></dd><dt><a class="xref" href="error-handling.html#packet-too-large" title="B.5.2.9 Packet Too Large">Section B.5.2.9, “Packet Too Large”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-features-max-allowed-packet" title="17.4.1.20 Replication and max_allowed_packet">Section 17.4.1.20, “Replication and max_allowed_packet”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-options-slave" title="17.1.6.3 Replication Slave Options and Variables">Section 17.1.6.3, “Replication Slave Options and Variables”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="functions.html#string-functions" title="12.5 String Functions">Section 12.5, “String Functions”</a></dt><dd></dd><dt><a class="xref" href="data-types.html#blob" title="11.4.3 The BLOB and TEXT Types">Section 11.4.3, “The BLOB and TEXT Types”</a></dt><dd></dd><dt><a class="xref" href="data-types.html#json" title="11.6 The JSON Data Type">Section 11.6, “The JSON Data Type”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#version-tokens-usage" title="5.6.5.3 Using Version Tokens">Section 5.6.5.3, “Using Version Tokens”</a></dt><dd></dd><dt><a class="xref" href="document-store.html#x-plugin-system-variables-options" title="20.6.3.2 X Plugin System Variables and Options">Section 20.6.3.2, “X Plugin System Variables and Options”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">max_binlog_cache_size</h3>
<dl><dt><a class="xref" href="replication.html#replication-options-binary-log" title="17.1.6.4 Binary Logging Options and Variables">Section 17.1.6.4, “Binary Logging Options and Variables”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#binary-log" title="5.4.4 The Binary Log">Section 5.4.4, “The Binary Log”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">max_binlog_size</h3>
<dl><dt><a class="xref" href="replication.html#replication-options-binary-log" title="17.1.6.4 Binary Logging Options and Variables">Section 17.1.6.4, “Binary Logging Options and Variables”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-logs" title="5.4 MySQL Server Logs">Section 5.4, “MySQL Server Logs”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-options-slave" title="17.1.6.3 Replication Slave Options and Variables">Section 17.1.6.3, “Replication Slave Options and Variables”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#log-file-maintenance" title="5.4.7 Server Log Maintenance">Section 5.4.7, “Server Log Maintenance”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#binary-log" title="5.4.4 The Binary Log">Section 5.4.4, “The Binary Log”</a></dt><dd></dd><dt><a class="xref" href="replication.html#slave-logs-relaylog" title="17.2.4.1 The Slave Relay Log">Section 17.2.4.1, “The Slave Relay Log”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">max_binlog_stmt_cache_size</h3>
<dl><dt><a class="xref" href="replication.html#replication-options-binary-log" title="17.1.6.4 Binary Logging Options and Variables">Section 17.1.6.4, “Binary Logging Options and Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">max_connect_errors</h3>
<dl><dt><a class="xref" href="optimization.html#host-cache" title="8.12.4.2 DNS Lookup Optimization and the Host Cache">Section 8.12.4.2, “DNS Lookup Optimization and the Host Cache”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#flush" title="13.7.7.3 FLUSH Syntax">Section 13.7.7.3, “FLUSH Syntax”</a></dt><dd></dd><dt><a class="xref" href="error-handling.html#blocked-host" title="B.5.2.5 Host 'host_name' is blocked">Section B.5.2.5, “Host 'host_name' is blocked”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="performance-schema.html#host-cache-table" title="25.11.16.1 The host_cache Table">Section 25.11.16.1, “The host_cache Table”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">max_connections</h3>
<dl><dt><a class="xref" href="extending-mysql.html#using-gdb-on-mysqld" title="28.5.1.4 Debugging mysqld under gdb">Section 28.5.1.4, “Debugging mysqld under gdb”</a></dt><dd></dd><dt><a class="xref" href="data-dictionary.html#data-dictionary-object-cache" title="14.4 Dictionary Object Cache">Section 14.4, “Dictionary Object Cache”</a></dt><dd></dd><dt><a class="xref" href="error-handling.html#not-enough-file-handles" title="B.5.2.17 File Not Found and Similar Errors">Section B.5.2.17, “File Not Found and Similar Errors”</a></dt><dd></dd><dt><a class="xref" href="optimization.html#table-cache" title="8.4.3.1 How MySQL Opens and Closes Tables">Section 8.4.3.1, “How MySQL Opens and Closes Tables”</a></dt><dd></dd><dt><a class="xref" href="optimization.html#connection-threads" title="8.12.4.1 How MySQL Uses Threads for Client Connections">Section 8.12.4.1, “How MySQL Uses Threads for Client Connections”</a></dt><dd></dd><dt><a class="xref" href="performance-schema.html#performance-schema-system-variables" title="25.14 Performance Schema System Variables">Section 25.14, “Performance Schema System Variables”</a></dt><dd></dd><dt><a class="xref" href="security.html#privileges-provided" title="6.2.1 Privileges Provided by MySQL">Section 6.2.1, “Privileges Provided by MySQL”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-options" title="5.1.4 Server Command Options">Section 5.1.4, “Server Command Options”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-status-variables" title="5.1.7 Server Status Variables">Section 5.1.7, “Server Status Variables”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#thread-pool-operation" title="5.6.3.3 Thread Pool Operation">Section 5.6.3.3, “Thread Pool Operation”</a></dt><dd></dd><dt><a class="xref" href="error-handling.html#too-many-connections" title="B.5.2.6 Too many connections">Section B.5.2.6, “Too many connections”</a></dt><dd></dd><dt><a class="xref" href="document-store.html#x-plugin-system-variables-options" title="20.6.3.2 X Plugin System Variables and Options">Section 20.6.3.2, “X Plugin System Variables and Options”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">max_delayed_threads</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">max_digest_length</h3>
<dl><dt><a class="xref" href="functions.html#encryption-functions" title="12.13 Encryption and Compression Functions">Section 12.13, “Encryption and Compression Functions”</a></dt><dd></dd><dt><a class="xref" href="optimization.html#memory-use" title="8.12.3.1 How MySQL Uses Memory">Section 8.12.3.1, “How MySQL Uses Memory”</a></dt><dd></dd><dt><a class="xref" href="performance-schema.html#performance-schema-statement-digests" title="25.9 Performance Schema Statement Digests and Sampling">Section 25.9, “Performance Schema Statement Digests and Sampling”</a></dt><dd></dd><dt><a class="xref" href="performance-schema.html#performance-schema-system-variables" title="25.14 Performance Schema System Variables">Section 25.14, “Performance Schema System Variables”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="security.html#firewall-usage" title="6.5.6.3 Using MySQL Enterprise Firewall">Section 6.5.6.3, “Using MySQL Enterprise Firewall”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">max_error_count</h3>
<dl><dt><a class="xref" href="sql-syntax.html#diagnostics-area-system-variables" title="13.6.7.7.5 Diagnostics Area-Related System Variables">Section 13.6.7.7.5, “Diagnostics Area-Related System Variables”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#load-data" title="13.2.7 LOAD DATA INFILE Syntax">Section 13.2.7, “LOAD DATA INFILE Syntax”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#resignal" title="13.6.7.4 RESIGNAL Syntax">Section 13.6.7.4, “RESIGNAL Syntax”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#show-errors" title="13.7.6.17 SHOW ERRORS Syntax">Section 13.7.6.17, “SHOW ERRORS Syntax”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#show-warnings" title="13.7.6.40 SHOW WARNINGS Syntax">Section 13.7.6.40, “SHOW WARNINGS Syntax”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">max_execution_time</h3>
<dl><dt><a class="xref" href="optimization.html#optimizer-hints" title="8.9.2 Optimizer Hints">Section 8.9.2, “Optimizer Hints”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-status-variables" title="5.1.7 Server Status Variables">Section 5.1.7, “Server Status Variables”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#with" title="13.2.13 WITH Syntax (Common Table Expressions)">Section 13.2.13, “WITH Syntax (Common Table Expressions)”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">max_heap_table_size</h3>
<dl><dt><a class="xref" href="optimization.html#memory-use" title="8.12.3.1 How MySQL Uses Memory">Section 8.12.3.1, “How MySQL Uses Memory”</a></dt><dd></dd><dt><a class="xref" href="optimization.html#internal-temporary-tables" title="8.4.4 Internal Temporary Table Use in MySQL">Section 8.4.4, “Internal Temporary Table Use in MySQL”</a></dt><dd></dd><dt><a class="xref" href="restrictions.html#table-size-limit" title="C.10.3 Limits on Table Size">Section C.10.3, “Limits on Table Size”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-features-memory" title="17.4.1.21 Replication and MEMORY Tables">Section 17.4.1.21, “Replication and MEMORY Tables”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-features-variables" title="17.4.1.39 Replication and Variables">Section 17.4.1.39, “Replication and Variables”</a></dt><dd></dd><dt><a class="xref" href="restrictions.html#cursor-restrictions" title="C.3 Restrictions on Server-Side Cursors">Section C.3, “Restrictions on Server-Side Cursors”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-status-variables" title="5.1.7 Server Status Variables">Section 5.1.7, “Server Status Variables”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="storage-engines.html#memory-storage-engine" title="16.3 The MEMORY Storage Engine">Section 16.3, “The MEMORY Storage Engine”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">max_insert_delayed_threads</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">max_join_size</h3>
<dl><dt><a class="xref" href="optimization.html#explain-output" title="8.8.2 EXPLAIN Output Format">Section 8.8.2, “EXPLAIN Output Format”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#set-variable" title="13.7.5.1 SET Syntax for Variable Assignment">Section 13.7.5.1, “SET Syntax for Variable Assignment”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#using-system-variables" title="5.1.6 Using System Variables">Section 5.1.6, “Using System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">max_length_for_sort_data</h3>
<dl><dt><a class="xref" href="optimization.html#order-by-optimization" title="8.2.1.13 ORDER BY Optimization">Section 8.2.1.13, “ORDER BY Optimization”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">max_points_in_geometry</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="functions.html#spatial-operator-functions" title="12.15.8 Spatial Operator Functions">Section 12.15.8, “Spatial Operator Functions”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">max_prepared_stmt_count</h3>
<dl><dt><a class="xref" href="optimization.html#statement-caching" title="8.10.3 Caching of Prepared Statements and Stored Programs">Section 8.10.3, “Caching of Prepared Statements and Stored Programs”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#deallocate-prepare" title="13.5.3 DEALLOCATE PREPARE Syntax">Section 13.5.3, “DEALLOCATE PREPARE Syntax”</a></dt><dd></dd><dt><a class="xref" href="performance-schema.html#performance-schema-system-variables" title="25.14 Performance Schema System Variables">Section 25.14, “Performance Schema System Variables”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#sql-syntax-prepared-statements" title="13.5 Prepared SQL Statement Syntax">Section 13.5, “Prepared SQL Statement Syntax”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-status-variables" title="5.1.7 Server Status Variables">Section 5.1.7, “Server Status Variables”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">max_relay_log_size</h3>
<dl><dt><a class="xref" href="replication.html#replication-options-binary-log" title="17.1.6.4 Binary Logging Options and Variables">Section 17.1.6.4, “Binary Logging Options and Variables”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-options-slave" title="17.1.6.3 Replication Slave Options and Variables">Section 17.1.6.3, “Replication Slave Options and Variables”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="replication.html#slave-logs-relaylog" title="17.2.4.1 The Slave Relay Log">Section 17.2.4.1, “The Slave Relay Log”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">max_seeks_for_key</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-restrictions" title="15.8.1.7 Limits on InnoDB Tables">Section 15.8.1.7, “Limits on InnoDB Tables”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">max_sort_length</h3>
<dl><dt><a class="xref" href="error-handling.html#bugs" title="B.5.7 Known Issues in MySQL">Section B.5.7, “Known Issues in MySQL”</a></dt><dd></dd><dt><a class="xref" href="optimization.html#order-by-optimization" title="8.2.1.13 ORDER BY Optimization">Section 8.2.1.13, “ORDER BY Optimization”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#select" title="13.2.10 SELECT Syntax">Section 13.2.10, “SELECT Syntax”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="data-types.html#blob" title="11.4.3 The BLOB and TEXT Types">Section 11.4.3, “The BLOB and TEXT Types”</a></dt><dd></dd><dt><a class="xref" href="data-types.html#json" title="11.6 The JSON Data Type">Section 11.6, “The JSON Data Type”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">max_sp_recursion_depth</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="stored-programs-views.html#stored-routines-syntax" title="23.2.1 Stored Routine Syntax">Section 23.2.1, “Stored Routine Syntax”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">max_tmp_tables</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">max_user_connections</h3>
<dl><dt><a class="xref" href="sql-syntax.html#alter-user" title="13.7.1.1 ALTER USER Syntax">Section 13.7.1.1, “ALTER USER Syntax”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#create-user" title="13.7.1.3 CREATE USER Syntax">Section 13.7.1.3, “CREATE USER Syntax”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#flush" title="13.7.7.3 FLUSH Syntax">Section 13.7.7.3, “FLUSH Syntax”</a></dt><dd></dd><dt><a class="xref" href="security.html#security-against-attack" title="6.1.3 Making MySQL Secure Against Attackers">Section 6.1.3, “Making MySQL Secure Against Attackers”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="security.html#user-resources" title="6.3.6 Setting Account Resource Limits">Section 6.3.6, “Setting Account Resource Limits”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">max_write_lock_count</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="optimization.html#table-locking" title="8.11.2 Table Locking Issues">Section 8.11.2, “Table Locking Issues”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">mecab_rc_file</h3>
<dl><dt><a class="xref" href="functions.html#fulltext-search-mecab" title="12.9.9 MeCab Full-Text Parser Plugin">Section 12.9.9, “MeCab Full-Text Parser Plugin”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">metadata_locks_cache_size</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">metadata_locks_hash_instances</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">min_examined_row_limit</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#slow-query-log" title="5.4.5 The Slow Query Log">Section 5.4.5, “The Slow Query Log”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">multi_range_count</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">myisam_data_pointer_size</h3>
<dl><dt><a class="xref" href="sql-syntax.html#create-table" title="13.1.18 CREATE TABLE Syntax">Section 13.1.18, “CREATE TABLE Syntax”</a></dt><dd></dd><dt><a class="xref" href="restrictions.html#table-size-limit" title="C.10.3 Limits on Table Size">Section C.10.3, “Limits on Table Size”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">myisam_max_sort_file_size</h3>
<dl><dt><a class="xref" href="storage-engines.html#myisam-start" title="16.2.1 MyISAM Startup Options">Section 16.2.1, “MyISAM Startup Options”</a></dt><dd></dd><dt><a class="xref" href="optimization.html#repair-table-optimization" title="8.6.3 Optimizing REPAIR TABLE Statements">Section 8.6.3, “Optimizing REPAIR TABLE Statements”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">myisam_mmap_size</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">myisam_recover_options</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">myisam_repair_threads</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">myisam_sort_buffer_size</h3>
<dl><dt><a class="xref" href="sql-syntax.html#alter-table" title="13.1.8 ALTER TABLE Syntax">Section 13.1.8, “ALTER TABLE Syntax”</a></dt><dd></dd><dt><a class="xref" href="storage-engines.html#myisam-start" title="16.2.1 MyISAM Startup Options">Section 16.2.1, “MyISAM Startup Options”</a></dt><dd></dd><dt><a class="xref" href="optimization.html#repair-table-optimization" title="8.6.3 Optimizing REPAIR TABLE Statements">Section 8.6.3, “Optimizing REPAIR TABLE Statements”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">myisam_stats_method</h3>
<dl><dt><a class="xref" href="optimization.html#index-statistics" title="8.3.8 InnoDB and MyISAM Index Statistics Collection">Section 8.3.8, “InnoDB and MyISAM Index Statistics Collection”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">myisam_use_mmap</h3>
<dl><dt><a class="xref" href="optimization.html#memory-use" title="8.12.3.1 How MySQL Uses Memory">Section 8.12.3.1, “How MySQL Uses Memory”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">mysql_firewall_mode</h3>
<dl><dt><a class="xref" href="security.html#firewall-system-variables" title="6.5.6.4.3 MySQL Enterprise Firewall System Variables">Section 6.5.6.4.3, “MySQL Enterprise Firewall System Variables”</a></dt><dd></dd><dt><a class="xref" href="security.html#firewall-usage" title="6.5.6.3 Using MySQL Enterprise Firewall">Section 6.5.6.3, “Using MySQL Enterprise Firewall”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">mysql_firewall_trace</h3>
<dl><dt><a class="xref" href="security.html#firewall-system-variables" title="6.5.6.4.3 MySQL Enterprise Firewall System Variables">Section 6.5.6.4.3, “MySQL Enterprise Firewall System Variables”</a></dt><dd></dd><dt><a class="xref" href="security.html#firewall-usage" title="6.5.6.3 Using MySQL Enterprise Firewall">Section 6.5.6.3, “Using MySQL Enterprise Firewall”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">mysql_native_password_proxy_users</h3>
<dl><dt><a class="xref" href="security.html#proxy-users" title="6.3.11 Proxy Users">Section 6.3.11, “Proxy Users”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">mysqlx_bind_address</h3>
<dl><dt><a class="xref" href="document-store.html#x-plugin-system-variables-options" title="20.6.3.2 X Plugin System Variables and Options">Section 20.6.3.2, “X Plugin System Variables and Options”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">mysqlx_connect_timeout</h3>
<dl><dt><a class="xref" href="document-store.html#x-plugin-system-variables-options" title="20.6.3.2 X Plugin System Variables and Options">Section 20.6.3.2, “X Plugin System Variables and Options”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">mysqlx_document_id_unique_prefix</h3>
<dl><dt><a class="xref" href="document-store.html#x-plugin-system-variables-options" title="20.6.3.2 X Plugin System Variables and Options">Section 20.6.3.2, “X Plugin System Variables and Options”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">mysqlx_idle_worker_thread_timeout</h3>
<dl><dt><a class="xref" href="document-store.html#x-plugin-system-variables-options" title="20.6.3.2 X Plugin System Variables and Options">Section 20.6.3.2, “X Plugin System Variables and Options”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">mysqlx_interactive_timeout</h3>
<dl><dt><a class="xref" href="document-store.html#x-plugin-system-variables-options" title="20.6.3.2 X Plugin System Variables and Options">Section 20.6.3.2, “X Plugin System Variables and Options”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">mysqlx_max_allowed_packet</h3>
<dl><dt><a class="xref" href="document-store.html#x-plugin-system-variables-options" title="20.6.3.2 X Plugin System Variables and Options">Section 20.6.3.2, “X Plugin System Variables and Options”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">mysqlx_max_connections</h3>
<dl><dt><a class="xref" href="document-store.html#x-plugin-system-variables-options" title="20.6.3.2 X Plugin System Variables and Options">Section 20.6.3.2, “X Plugin System Variables and Options”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">mysqlx_min_worker_threads</h3>
<dl><dt><a class="xref" href="document-store.html#x-plugin-system-variables-options" title="20.6.3.2 X Plugin System Variables and Options">Section 20.6.3.2, “X Plugin System Variables and Options”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">mysqlx_port</h3>
<dl><dt><a class="xref" href="document-store.html#x-plugin-system-variables-options" title="20.6.3.2 X Plugin System Variables and Options">Section 20.6.3.2, “X Plugin System Variables and Options”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">mysqlx_port_open_timeout</h3>
<dl><dt><a class="xref" href="document-store.html#x-plugin-system-variables-options" title="20.6.3.2 X Plugin System Variables and Options">Section 20.6.3.2, “X Plugin System Variables and Options”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">mysqlx_read_timeout</h3>
<dl><dt><a class="xref" href="document-store.html#x-plugin-system-variables-options" title="20.6.3.2 X Plugin System Variables and Options">Section 20.6.3.2, “X Plugin System Variables and Options”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">mysqlx_socket</h3>
<dl><dt><a class="xref" href="document-store.html#x-plugin-system-variables-options" title="20.6.3.2 X Plugin System Variables and Options">Section 20.6.3.2, “X Plugin System Variables and Options”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">mysqlx_wait_timeout</h3>
<dl><dt><a class="xref" href="document-store.html#x-plugin-system-variables-options" title="20.6.3.2 X Plugin System Variables and Options">Section 20.6.3.2, “X Plugin System Variables and Options”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">mysqlx_write_timeout</h3>
<dl><dt><a class="xref" href="document-store.html#x-plugin-system-variables-options" title="20.6.3.2 X Plugin System Variables and Options">Section 20.6.3.2, “X Plugin System Variables and Options”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<a name="sysvar-index-N"></a><h3 class="title">N</h3>
<p>[<a class="link" href="dynindex-sysvar.html#sysvar-index-top">index top</a>]</p><dl><dt></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">named_pipe</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">net_buffer_length</h3>
<dl><dt><a class="xref" href="optimization.html#memory-use" title="8.12.3.1 How MySQL Uses Memory">Section 8.12.3.1, “How MySQL Uses Memory”</a></dt><dd></dd><dt><a class="xref" href="connectors-apis.html#c-api" title="27.7 MySQL C API">Section 27.7, “MySQL C API”</a></dt><dd></dd><dt><a class="xref" href="connectors-apis.html#mysql-options" title="27.7.7.50 mysql_options()">Section 27.7.7.50, “mysql_options()”</a></dt><dd></dd><dt><a class="xref" href="programs.html#mysqldump" title="4.5.4 mysqldump — A Database Backup Program">Section 4.5.4, “<span class="command"><strong>mysqldump</strong></span> — A Database Backup Program”</a></dt><dd></dd><dt><a class="xref" href="programs.html#mysqlpump" title="4.5.6 mysqlpump — A Database Backup Program">Section 4.5.6, “<span class="command"><strong>mysqlpump</strong></span> — A Database Backup Program”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">net_read_timeout</h3>
<dl><dt><a class="xref" href="error-handling.html#error-lost-connection" title="B.5.2.3 Lost connection to MySQL server">Section B.5.2.3, “Lost connection to MySQL server”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">net_retry_count</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">net_write_timeout</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">new</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">ngram_token_size</h3>
<dl><dt><a class="xref" href="functions.html#fulltext-boolean" title="12.9.2 Boolean Full-Text Searches">Section 12.9.2, “Boolean Full-Text Searches”</a></dt><dd></dd><dt><a class="xref" href="functions.html#fulltext-fine-tuning" title="12.9.6 Fine-Tuning MySQL Full-Text Search">Section 12.9.6, “Fine-Tuning MySQL Full-Text Search”</a></dt><dd></dd><dt><a class="xref" href="functions.html#fulltext-stopwords" title="12.9.4 Full-Text Stopwords">Section 12.9.4, “Full-Text Stopwords”</a></dt><dd></dd><dt><a class="xref" href="functions.html#fulltext-natural-language" title="12.9.1 Natural Language Full-Text Searches">Section 12.9.1, “Natural Language Full-Text Searches”</a></dt><dd></dd><dt><a class="xref" href="functions.html#fulltext-search-ngram" title="12.9.8 ngram Full-Text Parser">Section 12.9.8, “ngram Full-Text Parser”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<a name="sysvar-index-O"></a><h3 class="title">O</h3>
<p>[<a class="link" href="dynindex-sysvar.html#sysvar-index-top">index top</a>]</p><dl><dt></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">offline_mode</h3>
<dl><dt><a class="xref" href="security.html#privileges-provided" title="6.2.1 Privileges Provided by MySQL">Section 6.2.1, “Privileges Provided by MySQL”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">old</h3>
<dl><dt><a class="xref" href="optimization.html#index-hints" title="8.9.4 Index Hints">Section 8.9.4, “Index Hints”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">old_alter_table</h3>
<dl><dt><a class="xref" href="sql-syntax.html#alter-table" title="13.1.8 ALTER TABLE Syntax">Section 13.1.8, “ALTER TABLE Syntax”</a></dt><dd></dd><dt><a class="xref" href="partitioning.html#partitioning-management-range-list" title="22.3.1 Management of RANGE and LIST Partitions">Section 22.3.1, “Management of RANGE and LIST Partitions”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#online-ddl-partitioning" title="15.12.6 Online DDL for Partitioned Tables">Section 15.12.6, “Online DDL for Partitioned Tables”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-create-index-concurrency" title="15.12.2 Online DDL Performance, Concurrency, and Space Requirements">Section 15.12.2, “Online DDL Performance, Concurrency, and Space Requirements”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-online-ddl-syntax" title="15.12.3 Online DDL SQL Syntax">Section 15.12.3, “Online DDL SQL Syntax”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#optimize-table" title="13.7.3.4 OPTIMIZE TABLE Syntax">Section 13.7.3.4, “OPTIMIZE TABLE Syntax”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-online-ddl-single-multi" title="15.12.4 Simplifying DDL Statements with Online DDL">Section 15.12.4, “Simplifying DDL Statements with Online DDL”</a></dt><dd></dd><dt><a class="xref" href="introduction.html#mysql-nutshell" title="1.4 What Is New in MySQL 8.0">Section 1.4, “What Is New in MySQL 8.0”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">old_passwords</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="introduction.html#mysql-nutshell" title="1.4 What Is New in MySQL 8.0">Section 1.4, “What Is New in MySQL 8.0”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">open_files_limit</h3>
<dl><dt><a class="xref" href="error-handling.html#not-enough-file-handles" title="B.5.2.17 File Not Found and Similar Errors">Section B.5.2.17, “File Not Found and Similar Errors”</a></dt><dd></dd><dt><a class="xref" href="performance-schema.html#performance-schema-system-variables" title="25.14 Performance Schema System Variables">Section 25.14, “Performance Schema System Variables”</a></dt><dd></dd><dt><a class="xref" href="partitioning.html#partitioning-limitations" title="22.6 Restrictions and Limitations on Partitioning">Section 22.6, “Restrictions and Limitations on Partitioning”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">optimizer_prune_level</h3>
<dl><dt><a class="xref" href="optimization.html#controlling-query-plan-evaluation" title="8.9.1 Controlling Query Plan Evaluation">Section 8.9.1, “Controlling Query Plan Evaluation”</a></dt><dd></dd><dt><a class="xref" href="optimization.html#optimizer-hints" title="8.9.2 Optimizer Hints">Section 8.9.2, “Optimizer Hints”</a></dt><dd></dd><dt><a class="xref" href="optimization.html#semi-joins" title="8.2.2.1 Optimizing Subqueries, Derived Tables, View References, and Common Table Expressions with Semi-Join Transformations">Section 8.2.2.1, “Optimizing Subqueries, Derived Tables, View References, and Common Table
Expressions with Semi-Join Transformations”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">optimizer_search_depth</h3>
<dl><dt><a class="xref" href="optimization.html#controlling-query-plan-evaluation" title="8.9.1 Controlling Query Plan Evaluation">Section 8.9.1, “Controlling Query Plan Evaluation”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>
<div class="indexdiv">
<h3 class="title">optimizer_switch</h3>
<dl><dt><a class="xref" href="optimization.html#bnl-bka-optimization" title="8.2.1.11 Block Nested-Loop and Batched Key Access Joins">Section 8.2.1.11, “Block Nested-Loop and Batched Key Access Joins”</a></dt><dd></dd><dt><a class="xref" href="optimization.html#condition-pushdown-optimization" title="8.2.1.4 Engine Condition Pushdown Optimization">Section 8.2.1.4, “Engine Condition Pushdown Optimization”</a></dt><dd></dd><dt><a class="xref" href="optimization.html#index-condition-pushdown-optimization" title="8.2.1.5 Index Condition Pushdown Optimization">Section 8.2.1.5, “Index Condition Pushdown Optimization”</a></dt><dd></dd><dt><a class="xref" href="optimization.html#index-merge-optimization" title="8.2.1.3 Index Merge Optimization">Section 8.2.1.3, “Index Merge Optimization”</a></dt><dd></dd><dt><a class="xref" href="optimization.html#invisible-indexes" title="8.3.12 Invisible Indexes">Section 8.3.12, “Invisible Indexes”</a></dt><dd></dd><dt><a class="xref" href="optimization.html#mrr-optimization" title="8.2.1.10 Multi-Range Read Optimization">Section 8.2.1.10, “Multi-Range Read Optimization”</a></dt><dd></dd><dt><a class="xref" href="optimization.html#optimizer-hints" title="8.9.2 Optimizer Hints">Section 8.9.2, “Optimizer Hints”</a></dt><dd></dd><dt><a class="xref" href="optimization.html#optimizer-statistics" title="8.9.6 Optimizer Statistics">Section 8.9.6, “Optimizer Statistics”</a></dt><dd></dd><dt><a class="xref" href="optimization.html#derived-table-optimization" title="8.2.2.3 Optimizing Derived Tables, View References, and Common Table Expressions">Section 8.2.2.3, “Optimizing Derived Tables, View References, and Common Table Expressions”</a></dt><dd></dd><dt><a class="xref" href="optimization.html#subquery-materialization" title="8.2.2.2 Optimizing Subqueries with Materialization">Section 8.2.2.2, “Optimizing Subqueries with Materialization”</a></dt><dd></dd><dt><a class="xref" href="optimization.html#subquery-optimization-with-exists" title="8.2.2.4 Optimizing Subqueries with the EXISTS Strategy">Section 8.2.2.4, “Optimizing Subqueries with the EXISTS Strategy”</a></dt><dd></dd><dt><a class="xref" href="optimization.html#semi-joins" title="8.2.2.1 Optimizing Subqueries, Derived Tables, View References, and Common Table Expressions with Semi-Join Transformations">Section 8.2.2.1, “Optimizing Subqueries, Derived Tables, View References, and Common Table
Expressions with Semi-Join Transformations”</a></dt><dd></dd><dt><a class="xref" href="error-handling.html#error-messages-server" title="B.3 Server Error Codes and Messages">Section B.3, “Server Error Codes and Messages”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="optimization.html#switchable-optimizations" title="8.9.3 Switchable Optimizations">Section 8.9.3, “Switchable Optimizations”</a></dt><dd></dd><dt><a class="xref" href="sys-schema.html#sys-list-add" title="26.4.5.7 The list_add() Function">Section 26.4.5.7, “The list_add() Function”</a></dt><dd></dd><dt><a class="xref" href="optimization.html#index-extensions" title="8.3.10 Use of Index Extensions">Section 8.3.10, “Use of Index Extensions”</a></dt><dd></dd><dt><a class="xref" href="stored-programs-views.html#view-algorithms" title="23.5.2 View Processing Algorithms">Section 23.5.2, “View Processing Algorithms”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">optimizer_trace</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="information-schema.html#optimizer-trace-table" title="24.12 The INFORMATION_SCHEMA OPTIMIZER_TRACE Table">Section 24.12, “The INFORMATION_SCHEMA OPTIMIZER_TRACE Table”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">optimizer_trace_features</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">optimizer_trace_limit</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">optimizer_trace_max_mem_size</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">optimizer_trace_offset</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">original_commit_timestamp</h3>
<dl><dt><a class="xref" href="replication.html#replication-options-binary-log" title="17.1.6.4 Binary Logging Options and Variables">Section 17.1.6.4, “Binary Logging Options and Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<a name="sysvar-index-P"></a><h3 class="title">P</h3>
<p>[<a class="link" href="dynindex-sysvar.html#sysvar-index-top">index top</a>]</p><dl><dt></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">parser_max_mem_size</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">password_history</h3>
<dl><dt><a class="xref" href="sql-syntax.html#alter-user" title="13.7.1.1 ALTER USER Syntax">Section 13.7.1.1, “ALTER USER Syntax”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#create-user" title="13.7.1.3 CREATE USER Syntax">Section 13.7.1.3, “CREATE USER Syntax”</a></dt><dd></dd><dt><a class="xref" href="security.html#password-management" title="6.3.8 Password Management">Section 6.3.8, “Password Management”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">password_reuse_interval</h3>
<dl><dt><a class="xref" href="sql-syntax.html#alter-user" title="13.7.1.1 ALTER USER Syntax">Section 13.7.1.1, “ALTER USER Syntax”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#create-user" title="13.7.1.3 CREATE USER Syntax">Section 13.7.1.3, “CREATE USER Syntax”</a></dt><dd></dd><dt><a class="xref" href="security.html#password-management" title="6.3.8 Password Management">Section 6.3.8, “Password Management”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">performance_schema</h3>
<dl><dt><a class="xref" href="performance-schema.html#performance-schema-quick-start" title="25.1 Performance Schema Quick Start">Section 25.1, “Performance Schema Quick Start”</a></dt><dd></dd><dt><a class="xref" href="performance-schema.html#performance-schema-startup-configuration" title="25.3 Performance Schema Startup Configuration">Section 25.3, “Performance Schema Startup Configuration”</a></dt><dd></dd><dt><a class="xref" href="performance-schema.html#performance-schema-system-variables" title="25.14 Performance Schema System Variables">Section 25.14, “Performance Schema System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">performance_schema_accounts_size</h3>
<dl><dt><a class="xref" href="performance-schema.html#performance-schema-status-variable-tables" title="25.11.14 Performance Schema Status Variable Tables">Section 25.11.14, “Performance Schema Status Variable Tables”</a></dt><dd></dd><dt><a class="xref" href="performance-schema.html#performance-schema-system-variables" title="25.14 Performance Schema System Variables">Section 25.14, “Performance Schema System Variables”</a></dt><dd></dd><dt><a class="xref" href="performance-schema.html#performance-schema-status-variable-summary-tables" title="25.11.15.12 Status Variable Summary Tables">Section 25.11.15.12, “Status Variable Summary Tables”</a></dt><dd></dd><dt><a class="xref" href="performance-schema.html#accounts-table" title="25.11.8.1 The accounts Table">Section 25.11.8.1, “The accounts Table”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">performance_schema_digests_size</h3>
<dl><dt><a class="xref" href="performance-schema.html#performance-schema-statement-digests" title="25.9 Performance Schema Statement Digests and Sampling">Section 25.9, “Performance Schema Statement Digests and Sampling”</a></dt><dd></dd><dt><a class="xref" href="performance-schema.html#performance-schema-status-variables" title="25.15 Performance Schema Status Variables">Section 25.15, “Performance Schema Status Variables”</a></dt><dd></dd><dt><a class="xref" href="performance-schema.html#performance-schema-system-variables" title="25.14 Performance Schema System Variables">Section 25.14, “Performance Schema System Variables”</a></dt><dd></dd><dt><a class="xref" href="performance-schema.html#statement-summary-tables" title="25.11.15.3 Statement Summary Tables">Section 25.11.15.3, “Statement Summary Tables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">performance_schema_error_size</h3>
<dl><dt><a class="xref" href="performance-schema.html#performance-schema-system-variables" title="25.14 Performance Schema System Variables">Section 25.14, “Performance Schema System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">performance_schema_events_stages_history_long_size</h3>
<dl><dt><a class="xref" href="performance-schema.html#performance-schema-system-variables" title="25.14 Performance Schema System Variables">Section 25.14, “Performance Schema System Variables”</a></dt><dd></dd><dt><a class="xref" href="performance-schema.html#events-stages-history-long-table" title="25.11.5.3 The events_stages_history_long Table">Section 25.11.5.3, “The events_stages_history_long Table”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">performance_schema_events_stages_history_size</h3>
<dl><dt><a class="xref" href="performance-schema.html#performance-schema-system-variables" title="25.14 Performance Schema System Variables">Section 25.14, “Performance Schema System Variables”</a></dt><dd></dd><dt><a class="xref" href="performance-schema.html#events-stages-history-table" title="25.11.5.2 The events_stages_history Table">Section 25.11.5.2, “The events_stages_history Table”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">performance_schema_events_statements_history_long_size</h3>
<dl><dt><a class="xref" href="performance-schema.html#performance-schema-system-variables" title="25.14 Performance Schema System Variables">Section 25.14, “Performance Schema System Variables”</a></dt><dd></dd><dt><a class="xref" href="performance-schema.html#events-statements-history-long-table" title="25.11.6.3 The events_statements_history_long Table">Section 25.11.6.3, “The events_statements_history_long Table”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">performance_schema_events_statements_history_size</h3>
<dl><dt><a class="xref" href="performance-schema.html#performance-schema-system-variables" title="25.14 Performance Schema System Variables">Section 25.14, “Performance Schema System Variables”</a></dt><dd></dd><dt><a class="xref" href="performance-schema.html#events-statements-history-table" title="25.11.6.2 The events_statements_history Table">Section 25.11.6.2, “The events_statements_history Table”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">performance_schema_events_transactions_history_long_size</h3>
<dl><dt><a class="xref" href="performance-schema.html#performance-schema-system-variables" title="25.14 Performance Schema System Variables">Section 25.14, “Performance Schema System Variables”</a></dt><dd></dd><dt><a class="xref" href="performance-schema.html#events-transactions-history-long-table" title="25.11.7.3 The events_transactions_history_long Table">Section 25.11.7.3, “The events_transactions_history_long Table”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">performance_schema_events_transactions_history_size</h3>
<dl><dt><a class="xref" href="performance-schema.html#performance-schema-system-variables" title="25.14 Performance Schema System Variables">Section 25.14, “Performance Schema System Variables”</a></dt><dd></dd><dt><a class="xref" href="performance-schema.html#events-transactions-history-table" title="25.11.7.2 The events_transactions_history Table">Section 25.11.7.2, “The events_transactions_history Table”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">performance_schema_events_waits_history_long_size</h3>
<dl><dt><a class="xref" href="performance-schema.html#performance-schema-system-variables" title="25.14 Performance Schema System Variables">Section 25.14, “Performance Schema System Variables”</a></dt><dd></dd><dt><a class="xref" href="performance-schema.html#performance-schema-table-descriptions" title="25.11 Performance Schema Table Descriptions">Section 25.11, “Performance Schema Table Descriptions”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#show-engine" title="13.7.6.15 SHOW ENGINE Syntax">Section 13.7.6.15, “SHOW ENGINE Syntax”</a></dt><dd></dd><dt><a class="xref" href="performance-schema.html#events-waits-history-long-table" title="25.11.4.3 The events_waits_history_long Table">Section 25.11.4.3, “The events_waits_history_long Table”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">performance_schema_events_waits_history_size</h3>
<dl><dt><a class="xref" href="performance-schema.html#performance-schema-system-variables" title="25.14 Performance Schema System Variables">Section 25.14, “Performance Schema System Variables”</a></dt><dd></dd><dt><a class="xref" href="performance-schema.html#performance-schema-table-descriptions" title="25.11 Performance Schema Table Descriptions">Section 25.11, “Performance Schema Table Descriptions”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#show-engine" title="13.7.6.15 SHOW ENGINE Syntax">Section 13.7.6.15, “SHOW ENGINE Syntax”</a></dt><dd></dd><dt><a class="xref" href="performance-schema.html#events-waits-history-table" title="25.11.4.2 The events_waits_history Table">Section 25.11.4.2, “The events_waits_history Table”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">performance_schema_hosts_size</h3>
<dl><dt><a class="xref" href="performance-schema.html#performance-schema-status-variable-tables" title="25.11.14 Performance Schema Status Variable Tables">Section 25.11.14, “Performance Schema Status Variable Tables”</a></dt><dd></dd><dt><a class="xref" href="performance-schema.html#performance-schema-system-variables" title="25.14 Performance Schema System Variables">Section 25.14, “Performance Schema System Variables”</a></dt><dd></dd><dt><a class="xref" href="performance-schema.html#performance-schema-status-variable-summary-tables" title="25.11.15.12 Status Variable Summary Tables">Section 25.11.15.12, “Status Variable Summary Tables”</a></dt><dd></dd><dt><a class="xref" href="performance-schema.html#hosts-table" title="25.11.8.2 The hosts Table">Section 25.11.8.2, “The hosts Table”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">performance_schema_max_cond_classes</h3>
<dl><dt><a class="xref" href="performance-schema.html#performance-schema-system-variables" title="25.14 Performance Schema System Variables">Section 25.14, “Performance Schema System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">performance_schema_max_cond_instances</h3>
<dl><dt><a class="xref" href="performance-schema.html#performance-schema-system-variables" title="25.14 Performance Schema System Variables">Section 25.14, “Performance Schema System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">performance_schema_max_digest_length</h3>
<dl><dt><a class="xref" href="performance-schema.html#performance-schema-statement-digests" title="25.9 Performance Schema Statement Digests and Sampling">Section 25.9, “Performance Schema Statement Digests and Sampling”</a></dt><dd></dd><dt><a class="xref" href="performance-schema.html#performance-schema-system-variables" title="25.14 Performance Schema System Variables">Section 25.14, “Performance Schema System Variables”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="performance-schema.html#events-statements-current-table" title="25.11.6.1 The events_statements_current Table">Section 25.11.6.1, “The events_statements_current Table”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">performance_schema_max_digest_sample_age</h3>
<dl><dt><a class="xref" href="performance-schema.html#performance-schema-statement-digests" title="25.9 Performance Schema Statement Digests and Sampling">Section 25.9, “Performance Schema Statement Digests and Sampling”</a></dt><dd></dd><dt><a class="xref" href="performance-schema.html#performance-schema-system-variables" title="25.14 Performance Schema System Variables">Section 25.14, “Performance Schema System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">performance_schema_max_file_classes</h3>
<dl><dt><a class="xref" href="performance-schema.html#performance-schema-system-variables" title="25.14 Performance Schema System Variables">Section 25.14, “Performance Schema System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">performance_schema_max_file_handles</h3>
<dl><dt><a class="xref" href="performance-schema.html#performance-schema-system-variables" title="25.14 Performance Schema System Variables">Section 25.14, “Performance Schema System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">performance_schema_max_file_instances</h3>
<dl><dt><a class="xref" href="performance-schema.html#performance-schema-system-variables" title="25.14 Performance Schema System Variables">Section 25.14, “Performance Schema System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">performance_schema_max_index_stat</h3>
<dl><dt><a class="xref" href="performance-schema.html#performance-schema-status-variables" title="25.15 Performance Schema Status Variables">Section 25.15, “Performance Schema Status Variables”</a></dt><dd></dd><dt><a class="xref" href="performance-schema.html#performance-schema-system-variables" title="25.14 Performance Schema System Variables">Section 25.14, “Performance Schema System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">performance_schema_max_memory_classes</h3>
<dl><dt><a class="xref" href="performance-schema.html#performance-schema-system-variables" title="25.14 Performance Schema System Variables">Section 25.14, “Performance Schema System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">performance_schema_max_metadata_locks</h3>
<dl><dt><a class="xref" href="performance-schema.html#performance-schema-status-variables" title="25.15 Performance Schema Status Variables">Section 25.15, “Performance Schema Status Variables”</a></dt><dd></dd><dt><a class="xref" href="performance-schema.html#performance-schema-system-variables" title="25.14 Performance Schema System Variables">Section 25.14, “Performance Schema System Variables”</a></dt><dd></dd><dt><a class="xref" href="performance-schema.html#metadata-locks-table" title="25.11.12.3 The metadata_locks Table">Section 25.11.12.3, “The metadata_locks Table”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">performance_schema_max_mutex_classes</h3>
<dl><dt><a class="xref" href="performance-schema.html#performance-schema-status-monitoring" title="25.7 Performance Schema Status Monitoring">Section 25.7, “Performance Schema Status Monitoring”</a></dt><dd></dd><dt><a class="xref" href="performance-schema.html#performance-schema-system-variables" title="25.14 Performance Schema System Variables">Section 25.14, “Performance Schema System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">performance_schema_max_mutex_instances</h3>
<dl><dt><a class="xref" href="performance-schema.html#performance-schema-system-variables" title="25.14 Performance Schema System Variables">Section 25.14, “Performance Schema System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">performance_schema_max_prepared_statements_instances</h3>
<dl><dt><a class="xref" href="performance-schema.html#performance-schema-status-variables" title="25.15 Performance Schema Status Variables">Section 25.15, “Performance Schema Status Variables”</a></dt><dd></dd><dt><a class="xref" href="performance-schema.html#performance-schema-system-variables" title="25.14 Performance Schema System Variables">Section 25.14, “Performance Schema System Variables”</a></dt><dd></dd><dt><a class="xref" href="performance-schema.html#prepared-statements-instances-table" title="25.11.6.4 The prepared_statements_instances Table">Section 25.11.6.4, “The prepared_statements_instances Table”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">performance_schema_max_program_instances</h3>
<dl><dt><a class="xref" href="performance-schema.html#performance-schema-status-variables" title="25.15 Performance Schema Status Variables">Section 25.15, “Performance Schema Status Variables”</a></dt><dd></dd><dt><a class="xref" href="performance-schema.html#performance-schema-system-variables" title="25.14 Performance Schema System Variables">Section 25.14, “Performance Schema System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">performance_schema_max_rwlock_classes</h3>
<dl><dt><a class="xref" href="performance-schema.html#performance-schema-system-variables" title="25.14 Performance Schema System Variables">Section 25.14, “Performance Schema System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">performance_schema_max_rwlock_instances</h3>
<dl><dt><a class="xref" href="performance-schema.html#performance-schema-system-variables" title="25.14 Performance Schema System Variables">Section 25.14, “Performance Schema System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">performance_schema_max_socket_classes</h3>
<dl><dt><a class="xref" href="performance-schema.html#performance-schema-system-variables" title="25.14 Performance Schema System Variables">Section 25.14, “Performance Schema System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">performance_schema_max_socket_instances</h3>
<dl><dt><a class="xref" href="performance-schema.html#performance-schema-system-variables" title="25.14 Performance Schema System Variables">Section 25.14, “Performance Schema System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">performance_schema_max_sql_text_length</h3>
<dl><dt><a class="xref" href="performance-schema.html#performance-schema-statement-digests" title="25.9 Performance Schema Statement Digests and Sampling">Section 25.9, “Performance Schema Statement Digests and Sampling”</a></dt><dd></dd><dt><a class="xref" href="performance-schema.html#performance-schema-system-variables" title="25.14 Performance Schema System Variables">Section 25.14, “Performance Schema System Variables”</a></dt><dd></dd><dt><a class="xref" href="performance-schema.html#statement-summary-tables" title="25.11.15.3 Statement Summary Tables">Section 25.11.15.3, “Statement Summary Tables”</a></dt><dd></dd><dt><a class="xref" href="performance-schema.html#events-statements-current-table" title="25.11.6.1 The events_statements_current Table">Section 25.11.6.1, “The events_statements_current Table”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">performance_schema_max_stage_classes</h3>
<dl><dt><a class="xref" href="performance-schema.html#performance-schema-system-variables" title="25.14 Performance Schema System Variables">Section 25.14, “Performance Schema System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">performance_schema_max_statement_classes</h3>
<dl><dt><a class="xref" href="performance-schema.html#performance-schema-system-variables" title="25.14 Performance Schema System Variables">Section 25.14, “Performance Schema System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">performance_schema_max_statement_stack</h3>
<dl><dt><a class="xref" href="performance-schema.html#performance-schema-status-variables" title="25.15 Performance Schema Status Variables">Section 25.15, “Performance Schema Status Variables”</a></dt><dd></dd><dt><a class="xref" href="performance-schema.html#performance-schema-system-variables" title="25.14 Performance Schema System Variables">Section 25.14, “Performance Schema System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">performance_schema_max_table_handles</h3>
<dl><dt><a class="xref" href="performance-schema.html#performance-schema-status-variables" title="25.15 Performance Schema Status Variables">Section 25.15, “Performance Schema Status Variables”</a></dt><dd></dd><dt><a class="xref" href="performance-schema.html#performance-schema-system-variables" title="25.14 Performance Schema System Variables">Section 25.14, “Performance Schema System Variables”</a></dt><dd></dd><dt><a class="xref" href="performance-schema.html#table-handles-table" title="25.11.12.4 The table_handles Table">Section 25.11.12.4, “The table_handles Table”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">performance_schema_max_table_instances</h3>
<dl><dt><a class="xref" href="performance-schema.html#performance-schema-system-variables" title="25.14 Performance Schema System Variables">Section 25.14, “Performance Schema System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">performance_schema_max_table_lock_stat</h3>
<dl><dt><a class="xref" href="performance-schema.html#performance-schema-status-variables" title="25.15 Performance Schema Status Variables">Section 25.15, “Performance Schema Status Variables”</a></dt><dd></dd><dt><a class="xref" href="performance-schema.html#performance-schema-system-variables" title="25.14 Performance Schema System Variables">Section 25.14, “Performance Schema System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">performance_schema_max_thread_classes</h3>
<dl><dt><a class="xref" href="performance-schema.html#performance-schema-system-variables" title="25.14 Performance Schema System Variables">Section 25.14, “Performance Schema System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">performance_schema_max_thread_instances</h3>
<dl><dt><a class="xref" href="performance-schema.html#performance-schema-status-variable-tables" title="25.11.14 Performance Schema Status Variable Tables">Section 25.11.14, “Performance Schema Status Variable Tables”</a></dt><dd></dd><dt><a class="xref" href="performance-schema.html#performance-schema-status-variables" title="25.15 Performance Schema Status Variables">Section 25.15, “Performance Schema Status Variables”</a></dt><dd></dd><dt><a class="xref" href="performance-schema.html#performance-schema-system-variables" title="25.14 Performance Schema System Variables">Section 25.14, “Performance Schema System Variables”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#show-engine" title="13.7.6.15 SHOW ENGINE Syntax">Section 13.7.6.15, “SHOW ENGINE Syntax”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">performance_schema_session_connect_attrs_size</h3>
<dl><dt><a class="xref" href="performance-schema.html#performance-schema-connection-attribute-tables" title="25.11.9 Performance Schema Connection Attribute Tables">Section 25.11.9, “Performance Schema Connection Attribute Tables”</a></dt><dd></dd><dt><a class="xref" href="performance-schema.html#performance-schema-status-variables" title="25.15 Performance Schema Status Variables">Section 25.15, “Performance Schema Status Variables”</a></dt><dd></dd><dt><a class="xref" href="performance-schema.html#performance-schema-system-variables" title="25.14 Performance Schema System Variables">Section 25.14, “Performance Schema System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">performance_schema_setup_actors_size</h3>
<dl><dt><a class="xref" href="performance-schema.html#performance-schema-system-variables" title="25.14 Performance Schema System Variables">Section 25.14, “Performance Schema System Variables”</a></dt><dd></dd><dt><a class="xref" href="performance-schema.html#setup-actors-table" title="25.11.2.1 The setup_actors Table">Section 25.11.2.1, “The setup_actors Table”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">performance_schema_setup_objects_size</h3>
<dl><dt><a class="xref" href="performance-schema.html#performance-schema-system-variables" title="25.14 Performance Schema System Variables">Section 25.14, “Performance Schema System Variables”</a></dt><dd></dd><dt><a class="xref" href="performance-schema.html#setup-objects-table" title="25.11.2.4 The setup_objects Table">Section 25.11.2.4, “The setup_objects Table”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">performance_schema_users_size</h3>
<dl><dt><a class="xref" href="performance-schema.html#performance-schema-status-variable-tables" title="25.11.14 Performance Schema Status Variable Tables">Section 25.11.14, “Performance Schema Status Variable Tables”</a></dt><dd></dd><dt><a class="xref" href="performance-schema.html#performance-schema-system-variables" title="25.14 Performance Schema System Variables">Section 25.14, “Performance Schema System Variables”</a></dt><dd></dd><dt><a class="xref" href="performance-schema.html#performance-schema-status-variable-summary-tables" title="25.11.15.12 Status Variable Summary Tables">Section 25.11.15.12, “Status Variable Summary Tables”</a></dt><dd></dd><dt><a class="xref" href="performance-schema.html#users-table" title="25.11.8.3 The users Table">Section 25.11.8.3, “The users Table”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">persisted_globals_load</h3>
<dl><dt><a class="xref" href="performance-schema.html#variables-info-table" title="25.11.13.2 Performance Schema variables_info Table">Section 25.11.13.2, “Performance Schema variables_info Table”</a></dt><dd></dd><dt><a class="xref" href="mysql-innodb-cluster-userguide.html#mysql-innodb-cluster-production-deployment" title="21.2.4 Production Deployment of InnoDB Cluster">Section 21.2.4, “Production Deployment of InnoDB Cluster”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#reset-persist" title="13.7.7.7 RESET PERSIST Syntax">Section 13.7.7.7, “RESET PERSIST Syntax”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#set-variable" title="13.7.5.1 SET Syntax for Variable Assignment">Section 13.7.5.1, “SET Syntax for Variable Assignment”</a></dt><dd></dd><dt><a class="xref" href="programs.html#option-files" title="4.2.6 Using Option Files">Section 4.2.6, “Using Option Files”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#using-system-variables" title="5.1.6 Using System Variables">Section 5.1.6, “Using System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">pid_file</h3>
<dl><dt><a class="xref" href="installing.html#osx-installation-launchd" title="2.4.3 Installing and Using the MySQL Launch Daemon">Section 2.4.3, “Installing and Using the MySQL Launch Daemon”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">plugin_dir</h3>
<dl><dt><a class="xref" href="security.html#password-security-admin" title="6.1.2.2 Administrator Guidelines for Password Security">Section 6.1.2.2, “Administrator Guidelines for Password Security”</a></dt><dd></dd><dt><a class="xref" href="extending-mysql.html#compiling-plugin-libraries" title="28.2.4.3 Compiling and Installing Plugin Libraries">Section 28.2.4.3, “Compiling and Installing Plugin Libraries”</a></dt><dd></dd><dt><a class="xref" href="security.html#connection-control-installation" title="6.5.2.1 Connection-Control Plugin Installation">Section 6.5.2.1, “Connection-Control Plugin Installation”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#create-function-udf" title="13.7.4.1 CREATE FUNCTION Syntax for User-Defined Functions">Section 13.7.4.1, “CREATE FUNCTION Syntax for User-Defined Functions”</a></dt><dd></dd><dt><a class="xref" href="functions.html#enterprise-encryption-installation" title="12.18.1 Enterprise Encryption Installation">Section 12.18.1, “Enterprise Encryption Installation”</a></dt><dd></dd><dt><a class="xref" href="installing.html#data-directory-initialization" title="2.10.1 Initializing the Data Directory">Section 2.10.1, “Initializing the Data Directory”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#install-component" title="13.7.4.3 INSTALL COMPONENT Syntax">Section 13.7.4.3, “INSTALL COMPONENT Syntax”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#install-plugin" title="13.7.4.4 INSTALL PLUGIN Syntax">Section 13.7.4.4, “INSTALL PLUGIN Syntax”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-plugin-loading" title="5.6.1 Installing and Uninstalling Plugins">Section 5.6.1, “Installing and Uninstalling Plugins”</a></dt><dd></dd><dt><a class="xref" href="installing.html#osx-installation-launchd" title="2.4.3 Installing and Using the MySQL Launch Daemon">Section 2.4.3, “Installing and Using the MySQL Launch Daemon”</a></dt><dd></dd><dt><a class="xref" href="security.html#keyring-udf-installation" title="6.5.4.8.1 Installing or Uninstalling General-Purpose Keyring Functions">Section 6.5.4.8.1, “Installing or Uninstalling General-Purpose Keyring Functions”</a></dt><dd></dd><dt><a class="xref" href="security.html#audit-log-installation" title="6.5.5.2 Installing or Uninstalling MySQL Enterprise Audit">Section 6.5.5.2, “Installing or Uninstalling MySQL Enterprise Audit”</a></dt><dd></dd><dt><a class="xref" href="extending-mysql.html#locking-service-udf-installation" title="28.3.1.2.1 Installing or Uninstalling the UDF Locking Interface">Section 28.3.1.2.1, “Installing or Uninstalling the UDF Locking Interface”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#version-tokens-installation" title="5.6.5.2 Installing or Uninstalling Version Tokens">Section 5.6.5.2, “Installing or Uninstalling Version Tokens”</a></dt><dd></dd><dt><a class="xref" href="security.html#keyring-options" title="6.5.4.10 Keyring Command Options">Section 6.5.4.10, “Keyring Command Options”</a></dt><dd></dd><dt><a class="xref" href="security.html#keyring-installation" title="6.5.4.1 Keyring Plugin Installation">Section 6.5.4.1, “Keyring Plugin Installation”</a></dt><dd></dd><dt><a class="xref" href="security.html#ldap-pluggable-authentication" title="6.5.1.7 LDAP Pluggable Authentication">Section 6.5.1.7, “LDAP Pluggable Authentication”</a></dt><dd></dd><dt><a class="xref" href="security.html#security-against-attack" title="6.1.3 Making MySQL Secure Against Attackers">Section 6.1.3, “Making MySQL Secure Against Attackers”</a></dt><dd></dd><dt><a class="xref" href="security.html#no-login-pluggable-authentication" title="6.5.1.8 No-Login Pluggable Authentication">Section 6.5.1.8, “No-Login Pluggable Authentication”</a></dt><dd></dd><dt><a class="xref" href="security.html#pam-pluggable-authentication" title="6.5.1.5 PAM Pluggable Authentication">Section 6.5.1.5, “PAM Pluggable Authentication”</a></dt><dd></dd><dt><a class="xref" href="security.html#validate-password-installation" title="6.5.3.1 Password Validation Component Installation and Uninstallation">Section 6.5.3.1, “Password Validation Component Installation and Uninstallation”</a></dt><dd></dd><dt><a class="xref" href="storage-engines.html#pluggable-storage" title="16.11.1 Pluggable Storage Engine Architecture">Section 16.11.1, “Pluggable Storage Engine Architecture”</a></dt><dd></dd><dt><a class="xref" href="extending-mysql.html#plugin-api-components" title="28.2.3 Plugin API Components">Section 28.2.3, “Plugin API Components”</a></dt><dd></dd><dt><a class="xref" href="restrictions.html#pluggable-authentication-restrictions" title="C.9 Restrictions on Pluggable Authentication">Section C.9, “Restrictions on Pluggable Authentication”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-semisync-installation" title="17.3.10.2 Semisynchronous Replication Installation and Configuration">Section 17.3.10.2, “Semisynchronous Replication Installation and Configuration”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-options" title="5.1.4 Server Command Options">Section 5.1.4, “Server Command Options”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-memcached-setup" title="15.19.3 Setting Up the InnoDB memcached Plugin">Section 15.19.3, “Setting Up the InnoDB memcached Plugin”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#show-plugins" title="13.7.6.25 SHOW PLUGINS Syntax">Section 13.7.6.25, “SHOW PLUGINS Syntax”</a></dt><dd></dd><dt><a class="xref" href="security.html#socket-pluggable-authentication" title="6.5.1.9 Socket Peer-Credential Pluggable Authentication">Section 6.5.1.9, “Socket Peer-Credential Pluggable Authentication”</a></dt><dd></dd><dt><a class="xref" href="security.html#test-pluggable-authentication" title="6.5.1.10 Test Pluggable Authentication">Section 6.5.1.10, “Test Pluggable Authentication”</a></dt><dd></dd><dt><a class="xref" href="information-schema.html#plugins-table" title="24.15 The INFORMATION_SCHEMA PLUGINS Table">Section 24.15, “The INFORMATION_SCHEMA PLUGINS Table”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#thread-pool-installation" title="5.6.3.2 Thread Pool Installation">Section 5.6.3.2, “Thread Pool Installation”</a></dt><dd></dd><dt><a class="xref" href="extending-mysql.html#udf-compiling" title="28.4.2.5 UDF Compiling and Installing">Section 28.4.2.5, “UDF Compiling and Installing”</a></dt><dd></dd><dt><a class="xref" href="extending-mysql.html#udf-security" title="28.4.2.6 UDF Security Precautions">Section 28.4.2.6, “UDF Security Precautions”</a></dt><dd></dd><dt><a class="xref" href="extending-mysql.html#writing-authentication-plugins-setup" title="28.2.4.9.3 Using the Authentication Plugins">Section 28.2.4.9.3, “Using the Authentication Plugins”</a></dt><dd></dd><dt><a class="xref" href="extending-mysql.html#using-own-protocol-trace-plugins" title="28.2.4.11.2 Using Your Own Protocol Trace Plugins">Section 28.2.4.11.2, “Using Your Own Protocol Trace Plugins”</a></dt><dd></dd><dt><a class="xref" href="security.html#windows-pluggable-authentication" title="6.5.1.6 Windows Pluggable Authentication">Section 6.5.1.6, “Windows Pluggable Authentication”</a></dt><dd></dd><dt><a class="xref" href="extending-mysql.html#writing-audit-plugins" title="28.2.4.8 Writing Audit Plugins">Section 28.2.4.8, “Writing Audit Plugins”</a></dt><dd></dd><dt><a class="xref" href="extending-mysql.html#writing-daemon-plugins" title="28.2.4.5 Writing Daemon Plugins">Section 28.2.4.5, “Writing Daemon Plugins”</a></dt><dd></dd><dt><a class="xref" href="extending-mysql.html#writing-full-text-plugins" title="28.2.4.4 Writing Full-Text Parser Plugins">Section 28.2.4.4, “Writing Full-Text Parser Plugins”</a></dt><dd></dd><dt><a class="xref" href="extending-mysql.html#writing-information-schema-plugins" title="28.2.4.6 Writing INFORMATION_SCHEMA Plugins">Section 28.2.4.6, “Writing INFORMATION_SCHEMA Plugins”</a></dt><dd></dd><dt><a class="xref" href="extending-mysql.html#writing-keyring-plugins" title="28.2.4.12 Writing Keyring Plugins">Section 28.2.4.12, “Writing Keyring Plugins”</a></dt><dd></dd><dt><a class="xref" href="extending-mysql.html#writing-password-validation-plugins" title="28.2.4.10 Writing Password-Validation Plugins">Section 28.2.4.10, “Writing Password-Validation Plugins”</a></dt><dd></dd><dt><a class="xref" href="extending-mysql.html#writing-semisynchronous-replication-plugins" title="28.2.4.7 Writing Semisynchronous Replication Plugins">Section 28.2.4.7, “Writing Semisynchronous Replication Plugins”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">port</h3>
<dl><dt><a class="xref" href="error-handling.html#can-not-connect-to-server" title="B.5.2.2 Can't connect to [local] MySQL server">Section B.5.2.2, “Can't connect to [local] MySQL server”</a></dt><dd></dd><dt><a class="xref" href="group-replication.html#group-replication-frequently-asked-questions" title="18.8 Frequently Asked Questions">Section 18.8, “Frequently Asked Questions”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="performance-schema.html#replication-group-members-table" title="25.11.11.9 The replication_group_members Table">Section 25.11.11.9, “The replication_group_members Table”</a></dt><dd></dd><dt><a class="xref" href="mysql-innodb-cluster-userguide.html#mysql-innodb-cluster-using-router" title="21.3 Using MySQL Router with InnoDB Cluster">Section 21.3, “Using MySQL Router with InnoDB Cluster”</a></dt><dd></dd><dt><a class="xref" href="document-store.html#x-plugin-system-variables-options" title="20.6.3.2 X Plugin System Variables and Options">Section 20.6.3.2, “X Plugin System Variables and Options”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">preload_buffer_size</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">profiling</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#show-profile" title="13.7.6.30 SHOW PROFILE Syntax">Section 13.7.6.30, “SHOW PROFILE Syntax”</a></dt><dd></dd><dt><a class="xref" href="information-schema.html#profiling-table" title="24.17 The INFORMATION_SCHEMA PROFILING Table">Section 24.17, “The INFORMATION_SCHEMA PROFILING Table”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">profiling_history_size</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#show-profile" title="13.7.6.30 SHOW PROFILE Syntax">Section 13.7.6.30, “SHOW PROFILE Syntax”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">protocol_version</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">proxy_user</h3>
<dl><dt><a class="xref" href="security.html#proxy-users" title="6.3.11 Proxy Users">Section 6.3.11, “Proxy Users”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">pseudo_slave_mode</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">pseudo_thread_id</h3>
<dl><dt><a class="xref" href="server-administration.html#binary-log-mixed" title="5.4.4.3 Mixed Binary Logging Format">Section 5.4.4.3, “Mixed Binary Logging Format”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-features-variables" title="17.4.1.39 Replication and Variables">Section 17.4.1.39, “Replication and Variables”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<a name="sysvar-index-Q"></a><h3 class="title">Q</h3>
<p>[<a class="link" href="dynindex-sysvar.html#sysvar-index-top">index top</a>]</p><dl><dt></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">query_alloc_block_size</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">query_cache_limit</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="introduction.html#mysql-nutshell" title="1.4 What Is New in MySQL 8.0">Section 1.4, “What Is New in MySQL 8.0”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">query_cache_min_res_unit</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="introduction.html#mysql-nutshell" title="1.4 What Is New in MySQL 8.0">Section 1.4, “What Is New in MySQL 8.0”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">query_cache_size</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="introduction.html#mysql-nutshell" title="1.4 What Is New in MySQL 8.0">Section 1.4, “What Is New in MySQL 8.0”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">query_cache_type</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="introduction.html#mysql-nutshell" title="1.4 What Is New in MySQL 8.0">Section 1.4, “What Is New in MySQL 8.0”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">query_cache_wlock_invalidate</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="introduction.html#mysql-nutshell" title="1.4 What Is New in MySQL 8.0">Section 1.4, “What Is New in MySQL 8.0”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">query_prealloc_size</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<a name="sysvar-index-R"></a><h3 class="title">R</h3>
<p>[<a class="link" href="dynindex-sysvar.html#sysvar-index-top">index top</a>]</p><dl><dt></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">rand_seed</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">range_alloc_block_size</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">range_optimizer_max_mem_size</h3>
<dl><dt><a class="xref" href="optimization.html#range-optimization" title="8.2.1.2 Range Optimization">Section 8.2.1.2, “Range Optimization”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">rbr_exec_mode</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">read_buffer_size</h3>
<dl><dt><a class="xref" href="optimization.html#memory-use" title="8.12.3.1 How MySQL Uses Memory">Section 8.12.3.1, “How MySQL Uses Memory”</a></dt><dd></dd><dt><a class="xref" href="optimization.html#repair-table-optimization" title="8.6.3 Optimizing REPAIR TABLE Statements">Section 8.6.3, “Optimizing REPAIR TABLE Statements”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">read_only</h3>
<dl><dt><a class="xref" href="sql-syntax.html#account-management-sql" title="13.7.1 Account Management Statements">Section 13.7.1, “Account Management Statements”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#alter-user" title="13.7.1.1 ALTER USER Syntax">Section 13.7.1.1, “ALTER USER Syntax”</a></dt><dd></dd><dt><a class="xref" href="security.html#assigning-passwords" title="6.3.7 Assigning Account Passwords">Section 6.3.7, “Assigning Account Passwords”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-solutions-backups-read-only" title="17.3.1.3 Backing Up a Master or Slave by Making It Read Only">Section 17.3.1.3, “Backing Up a Master or Slave by Making It Read Only”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#create-role" title="13.7.1.2 CREATE ROLE Syntax">Section 13.7.1.2, “CREATE ROLE Syntax”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#create-user" title="13.7.1.3 CREATE USER Syntax">Section 13.7.1.3, “CREATE USER Syntax”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#drop-role" title="13.7.1.4 DROP ROLE Syntax">Section 13.7.1.4, “DROP ROLE Syntax”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#drop-user" title="13.7.1.5 DROP USER Syntax">Section 13.7.1.5, “DROP USER Syntax”</a></dt><dd></dd><dt><a class="xref" href="optimization.html#general-thread-states" title="8.14.2 General Thread States">Section 8.14.2, “General Thread States”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#grant" title="13.7.1.6 GRANT Syntax">Section 13.7.1.6, “GRANT Syntax”</a></dt><dd></dd><dt><a class="xref" href="optimization.html#information-schema-optimization" title="8.2.3 Optimizing INFORMATION_SCHEMA Queries">Section 8.2.3, “Optimizing INFORMATION_SCHEMA Queries”</a></dt><dd></dd><dt><a class="xref" href="security.html#privileges-provided" title="6.2.1 Privileges Provided by MySQL">Section 6.2.1, “Privileges Provided by MySQL”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#rename-user" title="13.7.1.7 RENAME USER Syntax">Section 13.7.1.7, “RENAME USER Syntax”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-features-variables" title="17.4.1.39 Replication and Variables">Section 17.4.1.39, “Replication and Variables”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#revoke" title="13.7.1.8 REVOKE Syntax">Section 13.7.1.8, “REVOKE Syntax”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#log-destinations" title="5.4.1 Selecting General Query and Slow Query Log Output Destinations">Section 5.4.1, “Selecting General Query and Slow Query Log Output Destinations”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#set-password" title="13.7.1.10 SET PASSWORD Syntax">Section 13.7.1.10, “SET PASSWORD Syntax”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-gtids-howto" title="17.1.3.4 Setting Up Replication Using GTIDs">Section 17.1.3.4, “Setting Up Replication Using GTIDs”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#commit" title="13.3.1 START TRANSACTION, COMMIT, and ROLLBACK Syntax">Section 13.3.1, “START TRANSACTION, COMMIT, and ROLLBACK Syntax”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">read_rnd_buffer_size</h3>
<dl><dt><a class="xref" href="optimization.html#memory-use" title="8.12.3.1 How MySQL Uses Memory">Section 8.12.3.1, “How MySQL Uses Memory”</a></dt><dd></dd><dt><a class="xref" href="optimization.html#mrr-optimization" title="8.2.1.10 Multi-Range Read Optimization">Section 8.2.1.10, “Multi-Range Read Optimization”</a></dt><dd></dd><dt><a class="xref" href="optimization.html#order-by-optimization" title="8.2.1.13 ORDER BY Optimization">Section 8.2.1.13, “ORDER BY Optimization”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">regexp_stack_limit</h3>
<dl><dt><a class="xref" href="functions.html#regexp" title="12.5.2 Regular Expressions">Section 12.5.2, “Regular Expressions”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="introduction.html#mysql-nutshell" title="1.4 What Is New in MySQL 8.0">Section 1.4, “What Is New in MySQL 8.0”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">regexp_time_limit</h3>
<dl><dt><a class="xref" href="functions.html#regexp" title="12.5.2 Regular Expressions">Section 12.5.2, “Regular Expressions”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="introduction.html#mysql-nutshell" title="1.4 What Is New in MySQL 8.0">Section 1.4, “What Is New in MySQL 8.0”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">relay</h3>
<dl><dt><a class="xref" href="group-replication.html#group-replication-requirements" title="18.7.1 Group Replication Requirements">Section 18.7.1, “Group Replication Requirements”</a></dt><dd></dd><dt><a class="xref" href="replication.html#channels-startup-options" title="17.2.3.3 Startup Options and Replication Channels">Section 17.2.3.3, “Startup Options and Replication Channels”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">relay_log</h3>
<dl><dt><a class="xref" href="group-replication.html#group-replication-frequently-asked-questions" title="18.8 Frequently Asked Questions">Section 18.8, “Frequently Asked Questions”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-options-slave" title="17.1.6.3 Replication Slave Options and Variables">Section 17.1.6.3, “Replication Slave Options and Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">relay_log_basename</h3>
<dl><dt><a class="xref" href="replication.html#replication-options-slave" title="17.1.6.3 Replication Slave Options and Variables">Section 17.1.6.3, “Replication Slave Options and Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">relay_log_index</h3>
<dl><dt><a class="xref" href="replication.html#replication-options-slave" title="17.1.6.3 Replication Slave Options and Variables">Section 17.1.6.3, “Replication Slave Options and Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">relay_log_info_file</h3>
<dl><dt><a class="xref" href="replication.html#replication-options-slave" title="17.1.6.3 Replication Slave Options and Variables">Section 17.1.6.3, “Replication Slave Options and Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">relay_log_info_repository</h3>
<dl><dt><a class="xref" href="replication.html#replication-solutions-unexpected-slave-halt" title="17.3.2 Handling an Unexpected Halt of a Replication Slave">Section 17.3.2, “Handling an Unexpected Halt of a Replication Slave”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-options-slave" title="17.1.6.3 Replication Slave Options and Variables">Section 17.1.6.3, “Replication Slave Options and Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">relay_log_purge</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#show-slave-status" title="13.7.6.34 SHOW SLAVE STATUS Syntax">Section 13.7.6.34, “SHOW SLAVE STATUS Syntax”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">relay_log_recovery</h3>
<dl><dt><a class="xref" href="replication.html#replication-solutions-unexpected-slave-halt" title="17.3.2 Handling an Unexpected Halt of a Replication Slave">Section 17.3.2, “Handling an Unexpected Halt of a Replication Slave”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-options-slave" title="17.1.6.3 Replication Slave Options and Variables">Section 17.1.6.3, “Replication Slave Options and Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">relay_log_space_limit</h3>
<dl><dt><a class="xref" href="optimization.html#slave-io-thread-states" title="8.14.4 Replication Slave I/O Thread States">Section 8.14.4, “Replication Slave I/O Thread States”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="replication.html#channels-startup-options" title="17.2.3.3 Startup Options and Replication Channels">Section 17.2.3.3, “Startup Options and Replication Channels”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">report_host</h3>
<dl><dt><a class="xref" href="group-replication.html#group-replication-configuring-instances" title="18.2.1.2 Configuring an Instance for Group Replication">Section 18.2.1.2, “Configuring an Instance for Group Replication”</a></dt><dd></dd><dt><a class="xref" href="mysql-innodb-cluster-userguide.html#mysql-innodb-cluster-production-deployment" title="21.2.4 Production Deployment of InnoDB Cluster">Section 21.2.4, “Production Deployment of InnoDB Cluster”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="group-replication.html#group-replication-user-credentials" title="18.2.1.3 User Credentials">Section 18.2.1.3, “User Credentials”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">report_password</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">report_port</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">report_user</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">require_secure_transport</h3>
<dl><dt><a class="xref" href="security.html#using-encrypted-connections" title="6.4.1 Configuring MySQL to Use Encrypted Connections">Section 6.4.1, “Configuring MySQL to Use Encrypted Connections”</a></dt><dd></dd><dt><a class="xref" href="security.html#fips-mode" title="6.6 FIPS Support">Section 6.6, “FIPS Support”</a></dt><dd></dd><dt><a class="xref" href="error-handling.html#error-messages-server" title="B.3 Server Error Codes and Messages">Section B.3, “Server Error Codes and Messages”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="security.html#encrypted-connections" title="6.4 Using Encrypted Connections">Section 6.4, “Using Encrypted Connections”</a></dt><dd></dd><dt><a class="xref" href="document-store.html#x-plugin-ssl-connections" title="20.6.1 Using Secure Connections with X Plugin">Section 20.6.1, “Using Secure Connections with X Plugin”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">resultset_metadata</h3>
<dl><dt><a class="xref" href="connectors-apis.html#c-api-optional-metadata" title="27.7.23 C API Optional Result Set Metadata">Section 27.7.23, “C API Optional Result Set Metadata”</a></dt><dd></dd><dt><a class="xref" href="connectors-apis.html#mysql-fetch-field" title="27.7.7.17 mysql_fetch_field()">Section 27.7.7.17, “mysql_fetch_field()”</a></dt><dd></dd><dt><a class="xref" href="connectors-apis.html#mysql-fetch-field-direct" title="27.7.7.18 mysql_fetch_field_direct()">Section 27.7.7.18, “mysql_fetch_field_direct()”</a></dt><dd></dd><dt><a class="xref" href="connectors-apis.html#mysql-fetch-fields" title="27.7.7.19 mysql_fetch_fields()">Section 27.7.7.19, “mysql_fetch_fields()”</a></dt><dd></dd><dt><a class="xref" href="connectors-apis.html#mysql-result-metadata" title="27.7.7.62 mysql_result_metadata()">Section 27.7.7.62, “mysql_result_metadata()”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">rewriter_enabled</h3>
<dl><dt><a class="xref" href="server-administration.html#rewriter-query-rewrite-plugin-system-variables" title="5.6.4.3.3 Rewriter Query Rewrite Plugin System Variables">Section 5.6.4.3.3, “Rewriter Query Rewrite Plugin System Variables”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#rewriter-query-rewrite-plugin-usage" title="5.6.4.2 Using the Rewriter Query Rewrite Plugin">Section 5.6.4.2, “Using the Rewriter Query Rewrite Plugin”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">rewriter_verbose</h3>
<dl><dt><a class="xref" href="server-administration.html#rewriter-query-rewrite-plugin-system-variables" title="5.6.4.3.3 Rewriter Query Rewrite Plugin System Variables">Section 5.6.4.3.3, “Rewriter Query Rewrite Plugin System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">rpl_read_size</h3>
<dl><dt><a class="xref" href="replication.html#replication-solutions-performance" title="17.3.7 Improving Replication Performance">Section 17.3.7, “Improving Replication Performance”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-options-slave" title="17.1.6.3 Replication Slave Options and Variables">Section 17.1.6.3, “Replication Slave Options and Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">rpl_semi_sync_master_enabled</h3>
<dl><dt><a class="xref" href="replication.html#replication-semisync-interface" title="17.3.10.1 Semisynchronous Replication Administrative Interface">Section 17.3.10.1, “Semisynchronous Replication Administrative Interface”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-semisync-installation" title="17.3.10.2 Semisynchronous Replication Installation and Configuration">Section 17.3.10.2, “Semisynchronous Replication Installation and Configuration”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-semisync-monitoring" title="17.3.10.3 Semisynchronous Replication Monitoring">Section 17.3.10.3, “Semisynchronous Replication Monitoring”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">rpl_semi_sync_master_timeout</h3>
<dl><dt><a class="xref" href="replication.html#replication-semisync-interface" title="17.3.10.1 Semisynchronous Replication Administrative Interface">Section 17.3.10.1, “Semisynchronous Replication Administrative Interface”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-semisync-installation" title="17.3.10.2 Semisynchronous Replication Installation and Configuration">Section 17.3.10.2, “Semisynchronous Replication Installation and Configuration”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">rpl_semi_sync_master_trace_level</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">rpl_semi_sync_master_wait_for_slave_count</h3>
<dl><dt><a class="xref" href="replication.html#replication-semisync" title="17.3.10 Semisynchronous Replication">Section 17.3.10, “Semisynchronous Replication”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">rpl_semi_sync_master_wait_no_slave</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">rpl_semi_sync_master_wait_point</h3>
<dl><dt><a class="xref" href="replication.html#replication-semisync" title="17.3.10 Semisynchronous Replication">Section 17.3.10, “Semisynchronous Replication”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">rpl_semi_sync_slave_enabled</h3>
<dl><dt><a class="xref" href="replication.html#replication-semisync-interface" title="17.3.10.1 Semisynchronous Replication Administrative Interface">Section 17.3.10.1, “Semisynchronous Replication Administrative Interface”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-semisync-installation" title="17.3.10.2 Semisynchronous Replication Installation and Configuration">Section 17.3.10.2, “Semisynchronous Replication Installation and Configuration”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">rpl_semi_sync_slave_trace_level</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">rpl_stop_slave_timeout</h3>
<dl><dt><a class="xref" href="replication.html#replication-features-transaction-inconsistencies" title="17.4.1.34 Replication and Transaction Inconsistencies">Section 17.4.1.34, “Replication and Transaction Inconsistencies”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-options-slave" title="17.1.6.3 Replication Slave Options and Variables">Section 17.1.6.3, “Replication Slave Options and Variables”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#stop-slave" title="13.4.2.7 STOP SLAVE Syntax">Section 13.4.2.7, “STOP SLAVE Syntax”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<a name="sysvar-index-S"></a><h3 class="title">S</h3>
<p>[<a class="link" href="dynindex-sysvar.html#sysvar-index-top">index top</a>]</p><dl><dt></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">schema_definition_cache</h3>
<dl><dt><a class="xref" href="data-dictionary.html#data-dictionary-object-cache" title="14.4 Dictionary Object Cache">Section 14.4, “Dictionary Object Cache”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">secure_auth</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">secure_file_priv</h3>
<dl><dt><a class="xref" href="sql-syntax.html#import-table" title="13.2.5 IMPORT TABLE Syntax">Section 13.2.5, “IMPORT TABLE Syntax”</a></dt><dd></dd><dt><a class="xref" href="installing.html#data-directory-initialization" title="2.10.1 Initializing the Data Directory">Section 2.10.1, “Initializing the Data Directory”</a></dt><dd></dd><dt><a class="xref" href="installing.html#linux-installation-rpm" title="2.5.4 Installing MySQL on Linux Using RPM Packages from Oracle">Section 2.5.4, “Installing MySQL on Linux Using RPM Packages from Oracle”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#load-data" title="13.2.7 LOAD DATA INFILE Syntax">Section 13.2.7, “LOAD DATA INFILE Syntax”</a></dt><dd></dd><dt><a class="xref" href="security.html#security-against-attack" title="6.1.3 Making MySQL Secure Against Attackers">Section 6.1.3, “Making MySQL Secure Against Attackers”</a></dt><dd></dd><dt><a class="xref" href="installing.html#source-configuration-options" title="2.9.4 MySQL Source-Configuration Options">Section 2.9.4, “MySQL Source-Configuration Options”</a></dt><dd></dd><dt><a class="xref" href="security.html#privileges-provided" title="6.2.1 Privileges Provided by MySQL">Section 6.2.1, “Privileges Provided by MySQL”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#select-into" title="13.2.10.1 SELECT ... INTO Syntax">Section 13.2.10.1, “SELECT ... INTO Syntax”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-options" title="5.1.4 Server Command Options">Section 5.1.4, “Server Command Options”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="functions.html#string-functions" title="12.5 String Functions">Section 12.5, “String Functions”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">server_id</h3>
<dl><dt><a class="xref" href="group-replication.html#group-replication-adding-a-second-instance" title="18.2.1.5.1 Adding a Second Instance">Section 18.2.1.5.1, “Adding a Second Instance”</a></dt><dd></dd><dt><a class="xref" href="security.html#audit-log-file-formats" title="6.5.5.4 Audit Log File Formats">Section 6.5.5.4, “Audit Log File Formats”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-options-binary-log" title="17.1.6.4 Binary Logging Options and Variables">Section 17.1.6.4, “Binary Logging Options and Variables”</a></dt><dd></dd><dt><a class="xref" href="group-replication.html#group-replication-configuring-instances" title="18.2.1.2 Configuring an Instance for Group Replication">Section 18.2.1.2, “Configuring an Instance for Group Replication”</a></dt><dd></dd><dt><a class="xref" href="functions.html#miscellaneous-functions" title="12.22 Miscellaneous Functions">Section 12.22, “Miscellaneous Functions”</a></dt><dd></dd><dt><a class="xref" href="programs.html#mysqlbinlog" title="4.6.8 mysqlbinlog — Utility for Processing Binary Log Files">Section 4.6.8, “<span class="command"><strong>mysqlbinlog</strong></span> — Utility for Processing Binary Log Files”</a></dt><dd></dd><dt><a class="xref" href="performance-schema.html#performance-schema-replication-tables" title="25.11.11 Performance Schema Replication Tables">Section 25.11.11, “Performance Schema Replication Tables”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-options" title="17.1.6 Replication and Binary Logging Options and Variables">Section 17.1.6, “Replication and Binary Logging Options and Variables”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-howto-masterbaseconfig" title="17.1.2.1 Setting the Replication Master Configuration">Section 17.1.2.1, “Setting the Replication Master Configuration”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-gtids-howto" title="17.1.3.4 Setting Up Replication Using GTIDs">Section 17.1.3.4, “Setting Up Replication Using GTIDs”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#show-slave-status" title="13.7.6.34 SHOW SLAVE STATUS Syntax">Section 13.7.6.34, “SHOW SLAVE STATUS Syntax”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#binary-log" title="5.4.4 The Binary Log">Section 5.4.4, “The Binary Log”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-rbr-usage" title="17.2.1.2 Usage of Row-Based Logging and Replication">Section 17.2.1.2, “Usage of Row-Based Logging and Replication”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">server_uuid</h3>
<dl><dt><a class="xref" href="replication.html#replication-gtids-concepts" title="17.1.3.1 GTID Format and Storage">Section 17.1.3.1, “GTID Format and Storage”</a></dt><dd></dd><dt><a class="xref" href="performance-schema.html#performance-schema-replication-tables" title="25.11.11 Performance Schema Replication Tables">Section 25.11.11, “Performance Schema Replication Tables”</a></dt><dd></dd><dt><a class="xref" href="mysql-innodb-cluster-userguide.html#mysql-innodb-cluster-production-deployment" title="21.2.4 Production Deployment of InnoDB Cluster">Section 21.2.4, “Production Deployment of InnoDB Cluster”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-options" title="17.1.6 Replication and Binary Logging Options and Variables">Section 17.1.6, “Replication and Binary Logging Options and Variables”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-gtids-howto" title="17.1.3.4 Setting Up Replication Using GTIDs">Section 17.1.3.4, “Setting Up Replication Using GTIDs”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#show-slave-status" title="13.7.6.34 SHOW SLAVE STATUS Syntax">Section 13.7.6.34, “SHOW SLAVE STATUS Syntax”</a></dt><dd></dd><dt><a class="xref" href="group-replication.html#group-replication-single-primary-mode" title="18.4.1.1 Single-Primary Mode">Section 18.4.1.1, “Single-Primary Mode”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#start-slave" title="13.4.2.6 START SLAVE Syntax">Section 13.4.2.6, “START SLAVE Syntax”</a></dt><dd></dd><dt><a class="xref" href="performance-schema.html#log-status-table" title="25.11.16.5 The log_status Table">Section 25.11.16.5, “The log_status Table”</a></dt><dd></dd><dt><a class="xref" href="performance-schema.html#replication-connection-status-table" title="25.11.11.2 The replication_connection_status Table">Section 25.11.11.2, “The replication_connection_status Table”</a></dt><dd></dd><dt><a class="xref" href="mysql-innodb-cluster-userguide.html#mysql-innodb-cluster-using-router" title="21.3 Using MySQL Router with InnoDB Cluster">Section 21.3, “Using MySQL Router with InnoDB Cluster”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">session_track_gtids</h3>
<dl><dt><a class="xref" href="connectors-apis.html#mysql-session-track-get-first" title="27.7.7.69 mysql_session_track_get_first()">Section 27.7.7.69, “mysql_session_track_get_first()”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-mode-change-online-concepts" title="17.1.5.1 Replication Mode Concepts">Section 17.1.5.1, “Replication Mode Concepts”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">session_track_schema</h3>
<dl><dt><a class="xref" href="connectors-apis.html#mysql-session-track-get-first" title="27.7.7.69 mysql_session_track_get_first()">Section 27.7.7.69, “mysql_session_track_get_first()”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">session_track_state_change</h3>
<dl><dt><a class="xref" href="connectors-apis.html#mysql-session-track-get-first" title="27.7.7.69 mysql_session_track_get_first()">Section 27.7.7.69, “mysql_session_track_get_first()”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">session_track_system_variables</h3>
<dl><dt><a class="xref" href="connectors-apis.html#mysql-session-track-get-first" title="27.7.7.69 mysql_session_track_get_first()">Section 27.7.7.69, “mysql_session_track_get_first()”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">sha</h3>
<dl><dt><a class="xref" href="security.html#creating-ssl-rsa-files-using-mysql" title="6.4.3.1 Creating SSL and RSA Certificates and Keys using MySQL">Section 6.4.3.1, “Creating SSL and RSA Certificates and Keys using MySQL”</a></dt><dd></dd><dt><a class="xref" href="security.html#ssl-libraries" title="6.4.4 OpenSSL Versus wolfSSL">Section 6.4.4, “OpenSSL Versus wolfSSL”</a></dt><dd></dd><dt><a class="xref" href="security.html#proxy-users" title="6.3.11 Proxy Users">Section 6.3.11, “Proxy Users”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-status-variables" title="5.1.7 Server Status Variables">Section 5.1.7, “Server Status Variables”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="security.html#sha256-pluggable-authentication" title="6.5.1.2 SHA-256 Pluggable Authentication">Section 6.5.1.2, “SHA-256 Pluggable Authentication”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">shared_memory</h3>
<dl><dt><a class="xref" href="error-handling.html#error-messages-server" title="B.3 Server Error Codes and Messages">Section B.3, “Server Error Codes and Messages”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">shared_memory_base_name</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">show_compatibility_</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">show_create_table_verbosity</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">show_old_temporals</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">simplified_binlog_gtid_recovery</h3>
<dl><dt><a class="xref" href="replication.html#replication-options-gtids" title="17.1.6.5 Global Transaction ID Options and Variables">Section 17.1.6.5, “Global Transaction ID Options and Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">skip_external_locking</h3>
<dl><dt><a class="xref" href="optimization.html#external-locking" title="8.11.5 External Locking">Section 8.11.5, “External Locking”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">skip_name_resolve</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">skip_networking</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="document-store.html#x-plugin-monitoring-status-variables" title="20.6.4.1 Status Variables for X Plugin">Section 20.6.4.1, “Status Variables for X Plugin”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">skip_show_database</h3>
<dl><dt><a class="xref" href="server-administration.html#server-options" title="5.1.4 Server Command Options">Section 5.1.4, “Server Command Options”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">slave</h3>
<dl><dt><a class="xref" href="replication.html#replication-features-transaction-inconsistencies" title="17.4.1.34 Replication and Transaction Inconsistencies">Section 17.4.1.34, “Replication and Transaction Inconsistencies”</a></dt><dd></dd><dt><a class="xref" href="replication.html#channels-startup-options" title="17.2.3.3 Startup Options and Replication Channels">Section 17.2.3.3, “Startup Options and Replication Channels”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">slave_allow_batching</h3>
<dl><dt><a class="xref" href="replication.html#replication-options-slave" title="17.1.6.3 Replication Slave Options and Variables">Section 17.1.6.3, “Replication Slave Options and Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">slave_checkpoint_group</h3>
<dl><dt><a class="xref" href="functions.html#miscellaneous-functions" title="12.22 Miscellaneous Functions">Section 12.22, “Miscellaneous Functions”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-options-slave" title="17.1.6.3 Replication Slave Options and Variables">Section 17.1.6.3, “Replication Slave Options and Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">slave_checkpoint_period</h3>
<dl><dt><a class="xref" href="functions.html#miscellaneous-functions" title="12.22 Miscellaneous Functions">Section 12.22, “Miscellaneous Functions”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-options-slave" title="17.1.6.3 Replication Slave Options and Variables">Section 17.1.6.3, “Replication Slave Options and Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">slave_compressed_protocol</h3>
<dl><dt><a class="xref" href="replication.html#replication-options-slave" title="17.1.6.3 Replication Slave Options and Variables">Section 17.1.6.3, “Replication Slave Options and Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">slave_exec_mode</h3>
<dl><dt><a class="xref" href="replication.html#replication-features-memory" title="17.4.1.21 Replication and MEMORY Tables">Section 17.4.1.21, “Replication and MEMORY Tables”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-options-slave" title="17.1.6.3 Replication Slave Options and Variables">Section 17.1.6.3, “Replication Slave Options and Variables”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-rbr-usage" title="17.2.1.2 Usage of Row-Based Logging and Replication">Section 17.2.1.2, “Usage of Row-Based Logging and Replication”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">slave_load_tmpdir</h3>
<dl><dt><a class="xref" href="sql-syntax.html#load-data" title="13.2.7 LOAD DATA INFILE Syntax">Section 13.2.7, “LOAD DATA INFILE Syntax”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-options-slave" title="17.1.6.3 Replication Slave Options and Variables">Section 17.1.6.3, “Replication Slave Options and Variables”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">slave_max_allowed_packet</h3>
<dl><dt><a class="xref" href="replication.html#replication-options-slave" title="17.1.6.3 Replication Slave Options and Variables">Section 17.1.6.3, “Replication Slave Options and Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">slave_net_timeout</h3>
<dl><dt><a class="xref" href="sql-syntax.html#change-master-to" title="13.4.2.1 CHANGE MASTER TO Syntax">Section 13.4.2.1, “CHANGE MASTER TO Syntax”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-administration-status" title="17.1.7.1 Checking Replication Status">Section 17.1.7.1, “Checking Replication Status”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-features-shutdowns" title="17.4.1.28 Replication and Master or Slave Shutdowns">Section 17.4.1.28, “Replication and Master or Slave Shutdowns”</a></dt><dd></dd><dt><a class="xref" href="optimization.html#slave-io-thread-states" title="8.14.4 Replication Slave I/O Thread States">Section 8.14.4, “Replication Slave I/O Thread States”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-options-slave" title="17.1.6.3 Replication Slave Options and Variables">Section 17.1.6.3, “Replication Slave Options and Variables”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">slave_parallel_type</h3>
<dl><dt><a class="xref" href="replication.html#replication-options-binary-log" title="17.1.6.4 Binary Logging Options and Variables">Section 17.1.6.4, “Binary Logging Options and Variables”</a></dt><dd></dd><dt><a class="xref" href="group-replication.html#group-replication-requirements" title="18.7.1 Group Replication Requirements">Section 18.7.1, “Group Replication Requirements”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-features-transaction-inconsistencies" title="17.4.1.34 Replication and Transaction Inconsistencies">Section 17.4.1.34, “Replication and Transaction Inconsistencies”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-options-slave" title="17.1.6.3 Replication Slave Options and Variables">Section 17.1.6.3, “Replication Slave Options and Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">slave_parallel_workers</h3>
<dl><dt><a class="xref" href="sql-syntax.html#change-master-to" title="13.4.2.1 CHANGE MASTER TO Syntax">Section 13.4.2.1, “CHANGE MASTER TO Syntax”</a></dt><dd></dd><dt><a class="xref" href="group-replication.html#group-replication-requirements" title="18.7.1 Group Replication Requirements">Section 18.7.1, “Group Replication Requirements”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-gtids-lifecycle" title="17.1.3.2 GTID Life Cycle">Section 17.1.3.2, “GTID Life Cycle”</a></dt><dd></dd><dt><a class="xref" href="performance-schema.html#performance-schema-replication-tables" title="25.11.11 Performance Schema Replication Tables">Section 25.11.11, “Performance Schema Replication Tables”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-features-transaction-inconsistencies" title="17.4.1.34 Replication and Transaction Inconsistencies">Section 17.4.1.34, “Replication and Transaction Inconsistencies”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-options-slave" title="17.1.6.3 Replication Slave Options and Variables">Section 17.1.6.3, “Replication Slave Options and Variables”</a></dt><dd></dd><dt><a class="xref" href="optimization.html#slave-sql-thread-states" title="8.14.5 Replication Slave SQL Thread States">Section 8.14.5, “Replication Slave SQL Thread States”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#stop-slave" title="13.4.2.7 STOP SLAVE Syntax">Section 13.4.2.7, “STOP SLAVE Syntax”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">slave_pending_jobs_size_max</h3>
<dl><dt><a class="xref" href="replication.html#replication-options-slave" title="17.1.6.3 Replication Slave Options and Variables">Section 17.1.6.3, “Replication Slave Options and Variables”</a></dt><dd></dd><dt><a class="xref" href="optimization.html#slave-sql-thread-states" title="8.14.5 Replication Slave SQL Thread States">Section 8.14.5, “Replication Slave SQL Thread States”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">slave_preserve_commit_order</h3>
<dl><dt><a class="xref" href="group-replication.html#group-replication-requirements" title="18.7.1 Group Replication Requirements">Section 18.7.1, “Group Replication Requirements”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-gtids-lifecycle" title="17.1.3.2 GTID Life Cycle">Section 17.1.3.2, “GTID Life Cycle”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-features-transaction-inconsistencies" title="17.4.1.34 Replication and Transaction Inconsistencies">Section 17.4.1.34, “Replication and Transaction Inconsistencies”</a></dt><dd></dd><dt><a class="xref" href="optimization.html#slave-io-thread-states" title="8.14.4 Replication Slave I/O Thread States">Section 8.14.4, “Replication Slave I/O Thread States”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-options-slave" title="17.1.6.3 Replication Slave Options and Variables">Section 17.1.6.3, “Replication Slave Options and Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">slave_rows_search_algorithms</h3>
<dl><dt><a class="xref" href="replication.html#replication-options-slave" title="17.1.6.3 Replication Slave Options and Variables">Section 17.1.6.3, “Replication Slave Options and Variables”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-status-variables" title="5.1.7 Server Status Variables">Section 5.1.7, “Server Status Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">slave_skip_errors</h3>
<dl><dt><a class="xref" href="replication.html#replication-options-slave" title="17.1.6.3 Replication Slave Options and Variables">Section 17.1.6.3, “Replication Slave Options and Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">slave_sql_verify_checksum</h3>
<dl><dt><a class="xref" href="glossary.html" title="MySQL Glossary">MySQL Glossary</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-options-slave" title="17.1.6.3 Replication Slave Options and Variables">Section 17.1.6.3, “Replication Slave Options and Variables”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#binary-log" title="5.4.4 The Binary Log">Section 5.4.4, “The Binary Log”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">slave_transaction_retries</h3>
<dl><dt><a class="xref" href="replication.html#replication-features-timeout" title="17.4.1.32 Replication Retries and Timeouts">Section 17.4.1.32, “Replication Retries and Timeouts”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-options-slave" title="17.1.6.3 Replication Slave Options and Variables">Section 17.1.6.3, “Replication Slave Options and Variables”</a></dt><dd></dd><dt><a class="xref" href="replication.html#channels-startup-options" title="17.2.3.3 Startup Options and Replication Channels">Section 17.2.3.3, “Startup Options and Replication Channels”</a></dt><dd></dd><dt><a class="xref" href="performance-schema.html#replication-applier-status-table" title="25.11.11.4 The replication_applier_status Table">Section 25.11.11.4, “The replication_applier_status Table”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">slave_type_conversions</h3>
<dl><dt><a class="xref" href="replication.html#replication-options-slave" title="17.1.6.3 Replication Slave Options and Variables">Section 17.1.6.3, “Replication Slave Options and Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">slow_launch_time</h3>
<dl><dt><a class="xref" href="server-administration.html#server-status-variables" title="5.1.7 Server Status Variables">Section 5.1.7, “Server Status Variables”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">slow_query_log</h3>
<dl><dt><a class="xref" href="server-administration.html#log-destinations" title="5.4.1 Selecting General Query and Slow Query Log Output Destinations">Section 5.4.1, “Selecting General Query and Slow Query Log Output Destinations”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#slow-query-log" title="5.4.5 The Slow Query Log">Section 5.4.5, “The Slow Query Log”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">slow_query_log_file</h3>
<dl><dt><a class="xref" href="server-administration.html#log-destinations" title="5.4.1 Selecting General Query and Slow Query Log Output Destinations">Section 5.4.1, “Selecting General Query and Slow Query Log Output Destinations”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#slow-query-log" title="5.4.5 The Slow Query Log">Section 5.4.5, “The Slow Query Log”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">socket</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="document-store.html#x-plugin-system-variables-options" title="20.6.3.2 X Plugin System Variables and Options">Section 20.6.3.2, “X Plugin System Variables and Options”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">sort_buffer_size</h3>
<dl><dt><a class="xref" href="backup-and-recovery.html#myisam-repair" title="7.6.3 How to Repair MyISAM Tables">Section 7.6.3, “How to Repair MyISAM Tables”</a></dt><dd></dd><dt><a class="xref" href="optimization.html#order-by-optimization" title="8.2.1.13 ORDER BY Optimization">Section 8.2.1.13, “ORDER BY Optimization”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-options" title="5.1.4 Server Command Options">Section 5.1.4, “Server Command Options”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-status-variables" title="5.1.7 Server Status Variables">Section 5.1.7, “Server Status Variables”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">sql_auto_is_null</h3>
<dl><dt><a class="xref" href="functions.html#comparison-operators" title="12.3.2 Comparison Functions and Operators">Section 12.3.2, “Comparison Functions and Operators”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#create-table" title="13.1.18 CREATE TABLE Syntax">Section 13.1.18, “CREATE TABLE Syntax”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#binary-log-mixed" title="5.4.4.3 Mixed Binary Logging Format">Section 5.4.4.3, “Mixed Binary Logging Format”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-features-variables" title="17.4.1.39 Replication and Variables">Section 17.4.1.39, “Replication and Variables”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#binary-log" title="5.4.4 The Binary Log">Section 5.4.4, “The Binary Log”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">sql_big_selects</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">sql_buffer_result</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">sql_log_bin</h3>
<dl><dt><a class="xref" href="replication.html#replication-options-binary-log" title="17.1.6.4 Binary Logging Options and Variables">Section 17.1.6.4, “Binary Logging Options and Variables”</a></dt><dd></dd><dt><a class="xref" href="security.html#privileges-provided" title="6.2.1 Privileges Provided by MySQL">Section 6.2.1, “Privileges Provided by MySQL”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-options-reference" title="17.1.6.1 Replication and Binary Logging Option and Variable Reference">Section 17.1.6.1, “Replication and Binary Logging Option and Variable Reference”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#set-sql-log-bin" title="13.4.1.3 SET sql_log_bin Syntax">Section 13.4.1.3, “SET sql_log_bin Syntax”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#set-variable" title="13.7.5.1 SET Syntax for Variable Assignment">Section 13.7.5.1, “SET Syntax for Variable Assignment”</a></dt><dd></dd><dt><a class="xref" href="sys-schema.html#sys-diagnostics" title="26.4.4.2 The diagnostics() Procedure">Section 26.4.4.2, “The diagnostics() Procedure”</a></dt><dd></dd><dt><a class="xref" href="sys-schema.html#sys-ps-setup-reload-saved" title="26.4.4.12 The ps_setup_reload_saved() Procedure">Section 26.4.4.12, “The ps_setup_reload_saved() Procedure”</a></dt><dd></dd><dt><a class="xref" href="sys-schema.html#sys-ps-setup-save" title="26.4.4.14 The ps_setup_save() Procedure">Section 26.4.4.14, “The ps_setup_save() Procedure”</a></dt><dd></dd><dt><a class="xref" href="sys-schema.html#sys-ps-trace-statement-digest" title="26.4.4.22 The ps_trace_statement_digest() Procedure">Section 26.4.4.22, “The ps_trace_statement_digest() Procedure”</a></dt><dd></dd><dt><a class="xref" href="sys-schema.html#sys-ps-trace-thread" title="26.4.4.23 The ps_trace_thread() Procedure">Section 26.4.4.23, “The ps_trace_thread() Procedure”</a></dt><dd></dd><dt><a class="xref" href="sys-schema.html#sys-statement-performance-analyzer" title="26.4.4.25 The statement_performance_analyzer() Procedure">Section 26.4.4.25, “The statement_performance_analyzer() Procedure”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-upgrade" title="17.4.3 Upgrading a Replication Setup">Section 17.4.3, “Upgrading a Replication Setup”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#using-system-variables" title="5.1.6 Using System Variables">Section 5.1.6, “Using System Variables”</a></dt><dd></dd><dt><a class="xref" href="introduction.html#mysql-nutshell" title="1.4 What Is New in MySQL 8.0">Section 1.4, “What Is New in MySQL 8.0”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">sql_log_off</h3>
<dl><dt><a class="xref" href="replication.html#replication-options-binary-log" title="17.1.6.4 Binary Logging Options and Variables">Section 17.1.6.4, “Binary Logging Options and Variables”</a></dt><dd></dd><dt><a class="xref" href="glossary.html" title="MySQL Glossary">MySQL Glossary</a></dt><dd></dd><dt><a class="xref" href="security.html#privileges-provided" title="6.2.1 Privileges Provided by MySQL">Section 6.2.1, “Privileges Provided by MySQL”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-options-reference" title="17.1.6.1 Replication and Binary Logging Option and Variable Reference">Section 17.1.6.1, “Replication and Binary Logging Option and Variable Reference”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#log-destinations" title="5.4.1 Selecting General Query and Slow Query Log Output Destinations">Section 5.4.1, “Selecting General Query and Slow Query Log Output Destinations”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#query-log" title="5.4.3 The General Query Log">Section 5.4.3, “The General Query Log”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">SQL_MODE</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-create-index-overview" title="15.12.1 Online DDL Overview">Section 15.12.1, “Online DDL Overview”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">sql_mode</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#innodb-best-practices" title="15.1.2 Best Practices for InnoDB Tables">Section 15.1.2, “Best Practices for InnoDB Tables”</a></dt><dd></dd><dt><a class="xref" href="installing.html#upgrading-from-previous-series" title="2.11.1.2 Changes Affecting Upgrades to MySQL 8.0">Section 2.11.1.2, “Changes Affecting Upgrades to MySQL 8.0”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#create-event" title="13.1.12 CREATE EVENT Syntax">Section 13.1.12, “CREATE EVENT Syntax”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#create-procedure" title="13.1.15 CREATE PROCEDURE and CREATE FUNCTION Syntax">Section 13.1.15, “CREATE PROCEDURE and CREATE FUNCTION Syntax”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#create-trigger" title="13.1.20 CREATE TRIGGER Syntax">Section 13.1.20, “CREATE TRIGGER Syntax”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#signal-effects" title="13.6.7.5.2 Effect of Signals on Handlers, Cursors, and Statements">Section 13.6.7.5.2, “Effect of Signals on Handlers, Cursors, and Statements”</a></dt><dd></dd><dt><a class="xref" href="functions.html#precision-math-expressions" title="12.23.3 Expression Handling">Section 12.23.3, “Expression Handling”</a></dt><dd></dd><dt><a class="xref" href="data-types.html#fractional-seconds" title="11.3.6 Fractional Seconds in Time Values">Section 11.3.6, “Fractional Seconds in Time Values”</a></dt><dd></dd><dt><a class="xref" href="introduction.html#bug-reports" title="1.7 How to Report Bugs or Problems">Section 1.7, “How to Report Bugs or Problems”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#load-data" title="13.2.7 LOAD DATA INFILE Syntax">Section 13.2.7, “LOAD DATA INFILE Syntax”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#binary-log-mixed" title="5.4.4.3 Mixed Binary Logging Format">Section 5.4.4.3, “Mixed Binary Logging Format”</a></dt><dd></dd><dt><a class="xref" href="introduction.html#compatibility" title="1.8 MySQL Standards Compliance">Section 1.8, “MySQL Standards Compliance”</a></dt><dd></dd><dt><a class="xref" href="error-handling.html#using-date" title="B.5.4.2 Problems Using DATE Columns">Section B.5.4.2, “Problems Using DATE Columns”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-features-variables" title="17.4.1.39 Replication and Variables">Section 17.4.1.39, “Replication and Variables”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#sql-mode" title="5.1.8 Server SQL Modes">Section 5.1.8, “Server SQL Modes”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#show-create-view" title="13.7.6.13 SHOW CREATE VIEW Syntax">Section 13.7.6.13, “SHOW CREATE VIEW Syntax”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#binary-log" title="5.4.4 The Binary Log">Section 5.4.4, “The Binary Log”</a></dt><dd></dd><dt><a class="xref" href="information-schema.html#views-table" title="24.32 The INFORMATION_SCHEMA VIEWS Table">Section 24.32, “The INFORMATION_SCHEMA VIEWS Table”</a></dt><dd></dd><dt><a class="xref" href="sys-schema.html#sys-list-add" title="26.4.5.7 The list_add() Function">Section 26.4.5.7, “The list_add() Function”</a></dt><dd></dd><dt><a class="xref" href="programs.html#option-files" title="4.2.6 Using Option Files">Section 4.2.6, “Using Option Files”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#using-system-variables" title="5.1.6 Using System Variables">Section 5.1.6, “Using System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">sql_notes</h3>
<dl><dt><a class="xref" href="sql-syntax.html#diagnostics-area-system-variables" title="13.6.7.7.5 Diagnostics Area-Related System Variables">Section 13.6.7.7.5, “Diagnostics Area-Related System Variables”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#show-warnings" title="13.7.6.40 SHOW WARNINGS Syntax">Section 13.7.6.40, “SHOW WARNINGS Syntax”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">sql_quote_show_create</h3>
<dl><dt><a class="xref" href="functions.html#information-functions" title="12.14 Information Functions">Section 12.14, “Information Functions”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#show-create-database" title="13.7.6.6 SHOW CREATE DATABASE Syntax">Section 13.7.6.6, “SHOW CREATE DATABASE Syntax”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#show-create-table" title="13.7.6.10 SHOW CREATE TABLE Syntax">Section 13.7.6.10, “SHOW CREATE TABLE Syntax”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">sql_safe_updates</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">sql_select_limit</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">sql_slave_skip_counter</h3>
<dl><dt><a class="xref" href="replication.html#replication-mode-change-online-concepts" title="17.1.5.1 Replication Mode Concepts">Section 17.1.5.1, “Replication Mode Concepts”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-options-slave" title="17.1.6.3 Replication Slave Options and Variables">Section 17.1.6.3, “Replication Slave Options and Variables”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-gtids-restrictions" title="17.1.3.6 Restrictions on Replication with GTIDs">Section 17.1.3.6, “Restrictions on Replication with GTIDs”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#show-slave-status" title="13.7.6.34 SHOW SLAVE STATUS Syntax">Section 13.7.6.34, “SHOW SLAVE STATUS Syntax”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">sql_warnings</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">ssl_ca</h3>
<dl><dt><a class="xref" href="security.html#using-encrypted-connections" title="6.4.1 Configuring MySQL to Use Encrypted Connections">Section 6.4.1, “Configuring MySQL to Use Encrypted Connections”</a></dt><dd></dd><dt><a class="xref" href="security.html#creating-ssl-rsa-files-using-mysql" title="6.4.3.1 Creating SSL and RSA Certificates and Keys using MySQL">Section 6.4.3.1, “Creating SSL and RSA Certificates and Keys using MySQL”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="document-store.html#x-plugin-system-variables-options" title="20.6.3.2 X Plugin System Variables and Options">Section 20.6.3.2, “X Plugin System Variables and Options”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">ssl_capath</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="document-store.html#x-plugin-system-variables-options" title="20.6.3.2 X Plugin System Variables and Options">Section 20.6.3.2, “X Plugin System Variables and Options”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">ssl_cert</h3>
<dl><dt><a class="xref" href="security.html#using-encrypted-connections" title="6.4.1 Configuring MySQL to Use Encrypted Connections">Section 6.4.1, “Configuring MySQL to Use Encrypted Connections”</a></dt><dd></dd><dt><a class="xref" href="security.html#creating-ssl-rsa-files-using-mysql" title="6.4.3.1 Creating SSL and RSA Certificates and Keys using MySQL">Section 6.4.3.1, “Creating SSL and RSA Certificates and Keys using MySQL”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="document-store.html#x-plugin-system-variables-options" title="20.6.3.2 X Plugin System Variables and Options">Section 20.6.3.2, “X Plugin System Variables and Options”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">ssl_cipher</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="document-store.html#x-plugin-system-variables-options" title="20.6.3.2 X Plugin System Variables and Options">Section 20.6.3.2, “X Plugin System Variables and Options”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">ssl_crl</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="document-store.html#x-plugin-system-variables-options" title="20.6.3.2 X Plugin System Variables and Options">Section 20.6.3.2, “X Plugin System Variables and Options”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">ssl_crlpath</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="document-store.html#x-plugin-system-variables-options" title="20.6.3.2 X Plugin System Variables and Options">Section 20.6.3.2, “X Plugin System Variables and Options”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">ssl_fips_mode</h3>
<dl><dt><a class="xref" href="security.html#fips-mode" title="6.6 FIPS Support">Section 6.6, “FIPS Support”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">ssl_key</h3>
<dl><dt><a class="xref" href="security.html#using-encrypted-connections" title="6.4.1 Configuring MySQL to Use Encrypted Connections">Section 6.4.1, “Configuring MySQL to Use Encrypted Connections”</a></dt><dd></dd><dt><a class="xref" href="security.html#creating-ssl-rsa-files-using-mysql" title="6.4.3.1 Creating SSL and RSA Certificates and Keys using MySQL">Section 6.4.3.1, “Creating SSL and RSA Certificates and Keys using MySQL”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="document-store.html#x-plugin-system-variables-options" title="20.6.3.2 X Plugin System Variables and Options">Section 20.6.3.2, “X Plugin System Variables and Options”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">stored_program_cache</h3>
<dl><dt><a class="xref" href="optimization.html#statement-caching" title="8.10.3 Caching of Prepared Statements and Stored Programs">Section 8.10.3, “Caching of Prepared Statements and Stored Programs”</a></dt><dd></dd><dt><a class="xref" href="data-dictionary.html#data-dictionary-object-cache" title="14.4 Dictionary Object Cache">Section 14.4, “Dictionary Object Cache”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">stored_program_definition_cache</h3>
<dl><dt><a class="xref" href="data-dictionary.html#data-dictionary-object-cache" title="14.4 Dictionary Object Cache">Section 14.4, “Dictionary Object Cache”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">super</h3>
<dl><dt><a class="xref" href="group-replication.html#group-replication-single-primary-mode" title="18.4.1.1 Single-Primary Mode">Section 18.4.1.1, “Single-Primary Mode”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">super_read_only</h3>
<dl><dt><a class="xref" href="group-replication.html#group-replication-adding-a-second-instance" title="18.2.1.5.1 Adding a Second Instance">Section 18.2.1.5.1, “Adding a Second Instance”</a></dt><dd></dd><dt><a class="xref" href="mysql-innodb-cluster-userguide.html#mysql-innodb-cluster-from-group-replication" title="21.2.6 Adopting a Group Replication Deployment">Section 21.2.6, “Adopting a Group Replication Deployment”</a></dt><dd></dd><dt><a class="xref" href="group-replication.html#group-replication-server-states" title="18.3.5 Group Replication Server States">Section 18.3.5, “Group Replication Server States”</a></dt><dd></dd><dt><a class="xref" href="group-replication.html#group-replication-options" title="18.6 Group Replication System Variables">Section 18.6, “Group Replication System Variables”</a></dt><dd></dd><dt><a class="xref" href="optimization.html#information-schema-optimization" title="8.2.3 Optimizing INFORMATION_SCHEMA Queries">Section 8.2.3, “Optimizing INFORMATION_SCHEMA Queries”</a></dt><dd></dd><dt><a class="xref" href="mysql-innodb-cluster-userguide.html#mysql-innodb-cluster-production-deployment" title="21.2.4 Production Deployment of InnoDB Cluster">Section 21.2.4, “Production Deployment of InnoDB Cluster”</a></dt><dd></dd><dt><a class="xref" href="mysql-innodb-cluster-userguide.html#mysql-innodb-cluster-sandbox-deployment" title="21.2.5 Sandbox Deployment of InnoDB Cluster">Section 21.2.5, “Sandbox Deployment of InnoDB Cluster”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#start-group-replication" title="13.4.3.1 START GROUP_REPLICATION Syntax">Section 13.4.3.1, “START GROUP_REPLICATION Syntax”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#stop-group-replication" title="13.4.3.2 STOP GROUP_REPLICATION Syntax">Section 13.4.3.2, “STOP GROUP_REPLICATION Syntax”</a></dt><dd></dd><dt><a class="xref" href="group-replication.html#group-replication-enterprise-backup" title="18.4.4 Using MySQL Enterprise Backup with Group Replication">Section 18.4.4, “Using MySQL Enterprise Backup with Group Replication”</a></dt><dd></dd><dt><a class="xref" href="mysql-innodb-cluster-userguide.html#mysql-innodb-cluster-working-with-cluster" title="21.4 Working with InnoDB Cluster">Section 21.4, “Working with InnoDB Cluster”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">sync_binlog</h3>
<dl><dt><a class="xref" href="replication.html#replication-options-binary-log" title="17.1.6.4 Binary Logging Options and Variables">Section 17.1.6.4, “Binary Logging Options and Variables”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-solutions-unexpected-slave-halt" title="17.3.2 Handling an Unexpected Halt of a Replication Slave">Section 17.3.2, “Handling an Unexpected Halt of a Replication Slave”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#mysql-acid" title="15.2 InnoDB and the ACID Model">Section 15.2, “InnoDB and the ACID Model”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-parameters" title="15.13 InnoDB Startup Options and System Variables">Section 15.13, “InnoDB Startup Options and System Variables”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-features-shutdowns" title="17.4.1.28 Replication and Master or Slave Shutdowns">Section 17.4.1.28, “Replication and Master or Slave Shutdowns”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#binary-log" title="5.4.4 The Binary Log">Section 5.4.4, “The Binary Log”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">sync_master_info</h3>
<dl><dt><a class="xref" href="replication.html#replication-options-slave" title="17.1.6.3 Replication Slave Options and Variables">Section 17.1.6.3, “Replication Slave Options and Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">sync_relay_log</h3>
<dl><dt><a class="xref" href="replication.html#replication-solutions-unexpected-slave-halt" title="17.3.2 Handling an Unexpected Halt of a Replication Slave">Section 17.3.2, “Handling an Unexpected Halt of a Replication Slave”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-options-slave" title="17.1.6.3 Replication Slave Options and Variables">Section 17.1.6.3, “Replication Slave Options and Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">sync_relay_log_info</h3>
<dl><dt><a class="xref" href="replication.html#replication-features-shutdowns" title="17.4.1.28 Replication and Master or Slave Shutdowns">Section 17.4.1.28, “Replication and Master or Slave Shutdowns”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-options-slave" title="17.1.6.3 Replication Slave Options and Variables">Section 17.1.6.3, “Replication Slave Options and Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">system_time_zone</h3>
<dl><dt><a class="xref" href="server-administration.html#time-zone-support" title="5.1.10 MySQL Server Time Zone Support">Section 5.1.10, “MySQL Server Time Zone Support”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-options" title="5.1.4 Server Command Options">Section 5.1.4, “Server Command Options”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<a name="sysvar-index-T"></a><h3 class="title">T</h3>
<p>[<a class="link" href="dynindex-sysvar.html#sysvar-index-top">index top</a>]</p><dl><dt></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">table_definition_cache</h3>
<dl><dt><a class="xref" href="data-dictionary.html#data-dictionary-object-cache" title="14.4 Dictionary Object Cache">Section 14.4, “Dictionary Object Cache”</a></dt><dd></dd><dt><a class="xref" href="optimization.html#memory-use" title="8.12.3.1 How MySQL Uses Memory">Section 8.12.3.1, “How MySQL Uses Memory”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">table_open_cache</h3>
<dl><dt><a class="xref" href="error-handling.html#not-enough-file-handles" title="B.5.2.17 File Not Found and Similar Errors">Section B.5.2.17, “File Not Found and Similar Errors”</a></dt><dd></dd><dt><a class="xref" href="optimization.html#general-thread-states" title="8.14.2 General Thread States">Section 8.14.2, “General Thread States”</a></dt><dd></dd><dt><a class="xref" href="optimization.html#table-cache" title="8.4.3.1 How MySQL Opens and Closes Tables">Section 8.4.3.1, “How MySQL Opens and Closes Tables”</a></dt><dd></dd><dt><a class="xref" href="optimization.html#memory-use" title="8.12.3.1 How MySQL Uses Memory">Section 8.12.3.1, “How MySQL Uses Memory”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-parameters" title="15.13 InnoDB Startup Options and System Variables">Section 15.13, “InnoDB Startup Options and System Variables”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-options" title="5.1.4 Server Command Options">Section 5.1.4, “Server Command Options”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-status-variables" title="5.1.7 Server Status Variables">Section 5.1.7, “Server Status Variables”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">table_open_cache_instances</h3>
<dl><dt><a class="xref" href="server-administration.html#server-status-variables" title="5.1.7 Server Status Variables">Section 5.1.7, “Server Status Variables”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">tablespace_definition_cache</h3>
<dl><dt><a class="xref" href="data-dictionary.html#data-dictionary-object-cache" title="14.4 Dictionary Object Cache">Section 14.4, “Dictionary Object Cache”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">temptable_max_ram</h3>
<dl><dt><a class="xref" href="optimization.html#internal-temporary-tables" title="8.4.4 Internal Temporary Table Use in MySQL">Section 8.4.4, “Internal Temporary Table Use in MySQL”</a></dt><dd></dd><dt><a class="xref" href="introduction.html#mysql-nutshell" title="1.4 What Is New in MySQL 8.0">Section 1.4, “What Is New in MySQL 8.0”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">thread_cache_size</h3>
<dl><dt><a class="xref" href="extending-mysql.html#using-gdb-on-mysqld" title="28.5.1.4 Debugging mysqld under gdb">Section 28.5.1.4, “Debugging mysqld under gdb”</a></dt><dd></dd><dt><a class="xref" href="optimization.html#connection-threads" title="8.12.4.1 How MySQL Uses Threads for Client Connections">Section 8.12.4.1, “How MySQL Uses Threads for Client Connections”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-status-variables" title="5.1.7 Server Status Variables">Section 5.1.7, “Server Status Variables”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">thread_handling</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#thread-pool-components" title="5.6.3.1 Thread Pool Components">Section 5.6.3.1, “Thread Pool Components”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">thread_pool_algorithm</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="information-schema.html#tp-thread-group-state-table" title="24.34.1 The INFORMATION_SCHEMA TP_THREAD_GROUP_STATE Table">Section 24.34.1, “The INFORMATION_SCHEMA TP_THREAD_GROUP_STATE Table”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#thread-pool-components" title="5.6.3.1 Thread Pool Components">Section 5.6.3.1, “Thread Pool Components”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">thread_pool_high_priority_connection</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#thread-pool-components" title="5.6.3.1 Thread Pool Components">Section 5.6.3.1, “Thread Pool Components”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#thread-pool-operation" title="5.6.3.3 Thread Pool Operation">Section 5.6.3.3, “Thread Pool Operation”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">thread_pool_max_unused_threads</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#thread-pool-components" title="5.6.3.1 Thread Pool Components">Section 5.6.3.1, “Thread Pool Components”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">thread_pool_prio_kickup_timer</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="information-schema.html#tp-thread-group-state-table" title="24.34.1 The INFORMATION_SCHEMA TP_THREAD_GROUP_STATE Table">Section 24.34.1, “The INFORMATION_SCHEMA TP_THREAD_GROUP_STATE Table”</a></dt><dd></dd><dt><a class="xref" href="information-schema.html#tp-thread-group-stats-table" title="24.34.2 The INFORMATION_SCHEMA TP_THREAD_GROUP_STATS Table">Section 24.34.2, “The INFORMATION_SCHEMA TP_THREAD_GROUP_STATS Table”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#thread-pool-components" title="5.6.3.1 Thread Pool Components">Section 5.6.3.1, “Thread Pool Components”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#thread-pool-operation" title="5.6.3.3 Thread Pool Operation">Section 5.6.3.3, “Thread Pool Operation”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#thread-pool-tuning" title="5.6.3.4 Thread Pool Tuning">Section 5.6.3.4, “Thread Pool Tuning”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">thread_pool_size</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#thread-pool-components" title="5.6.3.1 Thread Pool Components">Section 5.6.3.1, “Thread Pool Components”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#thread-pool-operation" title="5.6.3.3 Thread Pool Operation">Section 5.6.3.3, “Thread Pool Operation”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#thread-pool-tuning" title="5.6.3.4 Thread Pool Tuning">Section 5.6.3.4, “Thread Pool Tuning”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">thread_pool_stall_limit</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="information-schema.html#tp-thread-group-state-table" title="24.34.1 The INFORMATION_SCHEMA TP_THREAD_GROUP_STATE Table">Section 24.34.1, “The INFORMATION_SCHEMA TP_THREAD_GROUP_STATE Table”</a></dt><dd></dd><dt><a class="xref" href="information-schema.html#tp-thread-group-stats-table" title="24.34.2 The INFORMATION_SCHEMA TP_THREAD_GROUP_STATS Table">Section 24.34.2, “The INFORMATION_SCHEMA TP_THREAD_GROUP_STATS Table”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#thread-pool-components" title="5.6.3.1 Thread Pool Components">Section 5.6.3.1, “Thread Pool Components”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#thread-pool-operation" title="5.6.3.3 Thread Pool Operation">Section 5.6.3.3, “Thread Pool Operation”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#thread-pool-tuning" title="5.6.3.4 Thread Pool Tuning">Section 5.6.3.4, “Thread Pool Tuning”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">thread_stack</h3>
<dl><dt><a class="xref" href="optimization.html#memory-use" title="8.12.3.1 How MySQL Uses Memory">Section 8.12.3.1, “How MySQL Uses Memory”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="stored-programs-views.html#stored-routines-syntax" title="23.2.1 Stored Routine Syntax">Section 23.2.1, “Stored Routine Syntax”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">time_format</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">time_zone</h3>
<dl><dt><a class="xref" href="sql-syntax.html#create-event" title="13.1.12 CREATE EVENT Syntax">Section 13.1.12, “CREATE EVENT Syntax”</a></dt><dd></dd><dt><a class="xref" href="functions.html#date-and-time-functions" title="12.7 Date and Time Functions">Section 12.7, “Date and Time Functions”</a></dt><dd></dd><dt><a class="xref" href="stored-programs-views.html#events-metadata" title="23.4.4 Event Metadata">Section 23.4.4, “Event Metadata”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#binary-log-mixed" title="5.4.4.3 Mixed Binary Logging Format">Section 5.4.4.3, “Mixed Binary Logging Format”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#time-zone-support" title="5.1.10 MySQL Server Time Zone Support">Section 5.1.10, “MySQL Server Time Zone Support”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-features-variables" title="17.4.1.39 Replication and Variables">Section 17.4.1.39, “Replication and Variables”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-options" title="5.1.4 Server Command Options">Section 5.1.4, “Server Command Options”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="data-types.html#datetime" title="11.3.1 The DATE, DATETIME, and TIMESTAMP Types">Section 11.3.1, “The DATE, DATETIME, and TIMESTAMP Types”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#query-log" title="5.4.3 The General Query Log">Section 5.4.3, “The General Query Log”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#slow-query-log" title="5.4.5 The Slow Query Log">Section 5.4.5, “The Slow Query Log”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">timestamp</h3>
<dl><dt><a class="xref" href="storage-engines.html#federated-usagenotes" title="16.8.3 FEDERATED Storage Engine Notes and Tips">Section 16.8.3, “FEDERATED Storage Engine Notes and Tips”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#binary-log-mixed" title="5.4.4.3 Mixed Binary Logging Format">Section 5.4.4.3, “Mixed Binary Logging Format”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-features-variables" title="17.4.1.39 Replication and Variables">Section 17.4.1.39, “Replication and Variables”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">tls_version</h3>
<dl><dt><a class="xref" href="security.html#encrypted-connection-options" title="6.4.2 Command Options for Encrypted Connections">Section 6.4.2, “Command Options for Encrypted Connections”</a></dt><dd></dd><dt><a class="xref" href="security.html#using-encrypted-connections" title="6.4.1 Configuring MySQL to Use Encrypted Connections">Section 6.4.1, “Configuring MySQL to Use Encrypted Connections”</a></dt><dd></dd><dt><a class="xref" href="security.html#encrypted-connection-protocols-ciphers" title="6.4.6 Encrypted Connection Protocols and Ciphers">Section 6.4.6, “Encrypted Connection Protocols and Ciphers”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-solutions-encrypted-connections" title="17.3.9 Setting Up Replication to Use Encrypted Connections">Section 17.3.9, “Setting Up Replication to Use Encrypted Connections”</a></dt><dd></dd><dt><a class="xref" href="document-store.html#x-plugin-ssl-connections" title="20.6.1 Using Secure Connections with X Plugin">Section 20.6.1, “Using Secure Connections with X Plugin”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">tmp_table_size</h3>
<dl><dt><a class="xref" href="optimization.html#memory-use" title="8.12.3.1 How MySQL Uses Memory">Section 8.12.3.1, “How MySQL Uses Memory”</a></dt><dd></dd><dt><a class="xref" href="optimization.html#internal-temporary-tables" title="8.4.4 Internal Temporary Table Use in MySQL">Section 8.4.4, “Internal Temporary Table Use in MySQL”</a></dt><dd></dd><dt><a class="xref" href="restrictions.html#cursor-restrictions" title="C.3 Restrictions on Server-Side Cursors">Section C.3, “Restrictions on Server-Side Cursors”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-status-variables" title="5.1.7 Server Status Variables">Section 5.1.7, “Server Status Variables”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">tmpdir</h3>
<dl><dt><a class="xref" href="replication.html#replication-solutions-backups-rawdata" title="17.3.1.2 Backing Up Raw Data from a Slave">Section 17.3.1.2, “Backing Up Raw Data from a Slave”</a></dt><dd></dd><dt><a class="xref" href="error-handling.html#cannot-create" title="B.5.2.12 Can't create/write to file">Section B.5.2.12, “Can't create/write to file”</a></dt><dd></dd><dt><a class="xref" href="backup-and-recovery.html#backup-methods" title="7.2 Database Backup Methods">Section 7.2, “Database Backup Methods”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-parameters" title="15.13 InnoDB Startup Options and System Variables">Section 15.13, “InnoDB Startup Options and System Variables”</a></dt><dd></dd><dt><a class="xref" href="optimization.html#internal-temporary-tables" title="8.4.4 Internal Temporary Table Use in MySQL">Section 8.4.4, “Internal Temporary Table Use in MySQL”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#load-data" title="13.2.7 LOAD DATA INFILE Syntax">Section 13.2.7, “LOAD DATA INFILE Syntax”</a></dt><dd></dd><dt><a class="xref" href="installing.html#source-configuration-options" title="2.9.4 MySQL Source-Configuration Options">Section 2.9.4, “MySQL Source-Configuration Options”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-create-index-implementation" title="15.12.5 Online DDL Implementation Details">Section 15.12.5, “Online DDL Implementation Details”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-create-index-concurrency" title="15.12.2 Online DDL Performance, Concurrency, and Space Requirements">Section 15.12.2, “Online DDL Performance, Concurrency, and Space Requirements”</a></dt><dd></dd><dt><a class="xref" href="optimization.html#order-by-optimization" title="8.2.1.13 ORDER BY Optimization">Section 8.2.1.13, “ORDER BY Optimization”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-options-slave" title="17.1.6.3 Replication Slave Options and Variables">Section 17.1.6.3, “Replication Slave Options and Variables”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="error-handling.html#temporary-files" title="B.5.3.5 Where MySQL Stores Temporary Files">Section B.5.3.5, “Where MySQL Stores Temporary Files”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">transaction</h3>
<dl><dt><a class="xref" href="group-replication.html#group-replication-requirements" title="18.7.1 Group Replication Requirements">Section 18.7.1, “Group Replication Requirements”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">transaction_alloc_block_size</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">transaction_isolation</h3>
<dl><dt><a class="xref" href="server-administration.html#server-options" title="5.1.4 Server Command Options">Section 5.1.4, “Server Command Options”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#set-transaction" title="13.3.7 SET TRANSACTION Syntax">Section 13.3.7, “SET TRANSACTION Syntax”</a></dt><dd></dd><dt><a class="xref" href="introduction.html#mysql-nutshell" title="1.4 What Is New in MySQL 8.0">Section 1.4, “What Is New in MySQL 8.0”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">transaction_prealloc_size</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">transaction_read_only</h3>
<dl><dt><a class="xref" href="optimization.html#information-schema-optimization" title="8.2.3 Optimizing INFORMATION_SCHEMA Queries">Section 8.2.3, “Optimizing INFORMATION_SCHEMA Queries”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-options" title="5.1.4 Server Command Options">Section 5.1.4, “Server Command Options”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#set-transaction" title="13.3.7 SET TRANSACTION Syntax">Section 13.3.7, “SET TRANSACTION Syntax”</a></dt><dd></dd><dt><a class="xref" href="introduction.html#mysql-nutshell" title="1.4 What Is New in MySQL 8.0">Section 1.4, “What Is New in MySQL 8.0”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">transaction_write_set_extraction</h3>
<dl><dt><a class="xref" href="replication.html#replication-options-binary-log" title="17.1.6.4 Binary Logging Options and Variables">Section 17.1.6.4, “Binary Logging Options and Variables”</a></dt><dd></dd><dt><a class="xref" href="group-replication.html#group-replication-configuring-instances" title="18.2.1.2 Configuring an Instance for Group Replication">Section 18.2.1.2, “Configuring an Instance for Group Replication”</a></dt><dd></dd><dt><a class="xref" href="error-handling.html#error-messages-server" title="B.3 Server Error Codes and Messages">Section B.3, “Server Error Codes and Messages”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">tx_isolation</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">tx_read_only</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<a name="sysvar-index-U"></a><h3 class="title">U</h3>
<p>[<a class="link" href="dynindex-sysvar.html#sysvar-index-top">index top</a>]</p><dl><dt></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">unique_checks</h3>
<dl><dt><a class="xref" href="innodb-storage-engine.html#converting-tables-to-innodb" title="15.8.1.4 Converting Tables from MyISAM to InnoDB">Section 15.8.1.4, “Converting Tables from MyISAM to InnoDB”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#binary-log-mixed" title="5.4.4.3 Mixed Binary Logging Format">Section 5.4.4.3, “Mixed Binary Logging Format”</a></dt><dd></dd><dt><a class="xref" href="replication.html#replication-features-variables" title="17.4.1.39 Replication and Variables">Section 17.4.1.39, “Replication and Variables”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#binary-log" title="5.4.4 The Binary Log">Section 5.4.4, “The Binary Log”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">updatable_views_with_limit</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="stored-programs-views.html#view-updatability" title="23.5.3 Updatable and Insertable Views">Section 23.5.3, “Updatable and Insertable Views”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<a name="sysvar-index-V"></a><h3 class="title">V</h3>
<p>[<a class="link" href="dynindex-sysvar.html#sysvar-index-top">index top</a>]</p><dl><dt></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">validate_password</h3>
<dl><dt><a class="xref" href="functions.html#encryption-functions" title="12.13 Encryption and Compression Functions">Section 12.13, “Encryption and Compression Functions”</a></dt><dd></dd><dt><a class="xref" href="security.html#validate-password-options-variables" title="6.5.3.2 Password Validation Options and Variables">Section 6.5.3.2, “Password Validation Options and Variables”</a></dt><dd></dd><dt><a class="xref" href="security.html#validate-password" title="6.5.3 The Password Validation Component">Section 6.5.3, “The Password Validation Component”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">validate_password_check_user_name</h3>
<dl><dt><a class="xref" href="security.html#validate-password-options-variables" title="6.5.3.2 Password Validation Options and Variables">Section 6.5.3.2, “Password Validation Options and Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">validate_password_dictionary_file</h3>
<dl><dt><a class="xref" href="security.html#validate-password-options-variables" title="6.5.3.2 Password Validation Options and Variables">Section 6.5.3.2, “Password Validation Options and Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">validate_password_length</h3>
<dl><dt><a class="xref" href="security.html#validate-password-options-variables" title="6.5.3.2 Password Validation Options and Variables">Section 6.5.3.2, “Password Validation Options and Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">validate_password_mixed_case_count</h3>
<dl><dt><a class="xref" href="security.html#validate-password-options-variables" title="6.5.3.2 Password Validation Options and Variables">Section 6.5.3.2, “Password Validation Options and Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">validate_password_number_count</h3>
<dl><dt><a class="xref" href="security.html#validate-password-options-variables" title="6.5.3.2 Password Validation Options and Variables">Section 6.5.3.2, “Password Validation Options and Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">validate_password_policy</h3>
<dl><dt><a class="xref" href="security.html#validate-password-options-variables" title="6.5.3.2 Password Validation Options and Variables">Section 6.5.3.2, “Password Validation Options and Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">validate_password_special_char_count</h3>
<dl><dt><a class="xref" href="security.html#validate-password-options-variables" title="6.5.3.2 Password Validation Options and Variables">Section 6.5.3.2, “Password Validation Options and Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">validate_user_plugins</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">version</h3>
<dl><dt><a class="xref" href="security.html#audit-log-file-formats" title="6.5.5.4 Audit Log File Formats">Section 6.5.5.4, “Audit Log File Formats”</a></dt><dd></dd><dt><a class="xref" href="functions.html#information-functions" title="12.14 Information Functions">Section 12.14, “Information Functions”</a></dt><dd></dd><dt><a class="xref" href="innodb-storage-engine.html#innodb-parameters" title="15.13 InnoDB Startup Options and System Variables">Section 15.13, “InnoDB Startup Options and System Variables”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">version_comment</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#show-variables" title="13.7.6.39 SHOW VARIABLES Syntax">Section 13.7.6.39, “SHOW VARIABLES Syntax”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">version_compile_machine</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">version_compile_os</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">version_compile_zlib</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">version_tokens_session</h3>
<dl><dt><a class="xref" href="error-handling.html#error-messages-server" title="B.3 Server Error Codes and Messages">Section B.3, “Server Error Codes and Messages”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#version-tokens-usage" title="5.6.5.3 Using Version Tokens">Section 5.6.5.3, “Using Version Tokens”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#version-tokens-reference" title="5.6.5.4 Version Tokens Reference">Section 5.6.5.4, “Version Tokens Reference”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">version_tokens_session_number</h3>
<dl><dt><a class="xref" href="server-administration.html#version-tokens-reference" title="5.6.5.4 Version Tokens Reference">Section 5.6.5.4, “Version Tokens Reference”</a></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<a name="sysvar-index-W"></a><h3 class="title">W</h3>
<p>[<a class="link" href="dynindex-sysvar.html#sysvar-index-top">index top</a>]</p><dl><dt></dt><dd></dd></dl>
</div>

<div class="indexdiv">
<h3 class="title">wait_timeout</h3>
<dl><dt><a class="xref" href="error-handling.html#communication-errors" title="B.5.2.10 Communication Errors and Aborted Connections">Section B.5.2.10, “Communication Errors and Aborted Connections”</a></dt><dd></dd><dt><a class="xref" href="error-handling.html#gone-away" title="B.5.2.8 MySQL server has gone away">Section B.5.2.8, “MySQL server has gone away”</a></dt><dd></dd><dt><a class="xref" href="connectors-apis.html#mysql-real-connect" title="27.7.7.54 mysql_real_connect()">Section 27.7.7.54, “mysql_real_connect()”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd></dl>
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<div class="indexdiv">
<h3 class="title">warning_count</h3>
<dl><dt><a class="xref" href="sql-syntax.html#diagnostics-area-system-variables" title="13.6.7.7.5 Diagnostics Area-Related System Variables">Section 13.6.7.7.5, “Diagnostics Area-Related System Variables”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#signal-effects" title="13.6.7.5.2 Effect of Signals on Handlers, Cursors, and Statements">Section 13.6.7.5.2, “Effect of Signals on Handlers, Cursors, and Statements”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#sql-syntax-prepared-statements" title="13.5 Prepared SQL Statement Syntax">Section 13.5, “Prepared SQL Statement Syntax”</a></dt><dd></dd><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#show-errors" title="13.7.6.17 SHOW ERRORS Syntax">Section 13.7.6.17, “SHOW ERRORS Syntax”</a></dt><dd></dd><dt><a class="xref" href="sql-syntax.html#show-warnings" title="13.7.6.40 SHOW WARNINGS Syntax">Section 13.7.6.40, “SHOW WARNINGS Syntax”</a></dt><dd></dd><dt><a class="xref" href="error-handling.html#error-sources" title="B.1 Sources of Error Information">Section B.1, “Sources of Error Information”</a></dt><dd></dd></dl>
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<div class="indexdiv">
<h3 class="title">windowing_use_high_precision</h3>
<dl><dt><a class="xref" href="server-administration.html#server-system-variables" title="5.1.5 Server System Variables">Section 5.1.5, “Server System Variables”</a></dt><dd></dd><dt><a class="xref" href="optimization.html#window-function-optimization" title="8.2.1.18 Window Function Optimization">Section 8.2.1.18, “Window Function Optimization”</a></dt><dd></dd></dl>
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